x��YQs�8~�L����,�"E�tz��i�;ӽv��>d���r�kl���l~O���h����zmǎ%��G Rӳ�~�(g{����l�/g7՜]M/7_?M/�V�w��r]�����=���*����s���9{qyz2}��I����� g)��L�"�2��(�.W ��Cήw�')��+S_�>=��X��]�~zr����?=ao��4 ��f�߬�(_m6�J���$�y�4a�� ESTIMATE number of prizes won in 24 hours. If the digit is 5 or above we will round up (to 0.27), if it is 4 or below we will not (it will stay as 0.26). If the digit is 5 or above we will round up (to 2.7), if it is 4 or below we will not (it will stay as 2.6). Perfect for projecting in the classroom. [3 marks] We know there are 500 people in the company, but not how many are in the sample. The answer is 13. estimating, approximation, approximating. We need to work out if it is closer to 0.26 or 0.27. We can draw a line after two decimal places and look at the next digit, the thousandths. Cloned/Copied questions from previous 9-1 Edexcel GCSE exams. Example 7: Round 2.68 to one decimal place. Example 1: Round 7.28 to the nearest whole number. i�y��jH��%�/��8y��e��{FvԐ-�.�-�,ϰb����| ��ϋ�`�����;D��e�����L(�y_��R��'���h����V�:��qВ B-I��F(iIr�����`��pӓ�^\��}�$-�R. Read more. 0.269 is between 0.26 and 0.27. The table below gives some information about sizes of the groups. Example 10: Round 17.045 to three significant figures. Jump to Rounding to the Nearest Whole Number, Ten, Hundred and Thousand, Jump to Rounding to Decimal Places and Significant Figures. The first significant figure is the 1 (tens), the second significant figure is the 7 (ones) and the third significant figure is the 0 (tenths). %���� Instructions Use black ink or ball-point pen. Example: The formula for the force, F on a moving object is F = ma, where m is the mass and a is the acceleration. GCSE QUESTIONS. Estimate the force on an object which has mass 5.87 kg and acceleration 24.02 m/s ^2.. Mr Jeffery going through the idea of making an estimation for difficult calculations. The answer is 0.27. We can draw a line after the ones and look at the next digit, the tenths. www.justmaths.co.uk Estimation (F) - Version 3 January 2016 Estimation (F) A collection of 9-1 Maths GCSE Sample and Specimen questions from AQA, OCR, Pearson-Edexcel and WJEC Eduqas. We have a 3 in the ones, so we will not round up. The answer is 500. Estimation Textbook Exercise Click here for Questions . GCSE Edexcel Maths Number Estimation (no rating) 0 customer reviews. 1 0 obj Find free KS3 Maths revision materials today. The answer is 1300. 3 0 obj 5-a-day Further Maths; 5-a-day GCSE A*-G; 5-a-day Core 1; More. a. Interactive Resources . We need to work out if it closer to 2.6 or 2.7 We use zeros to keep the place value of the ten thousands and thousands (our two significant figures). %PDF-1.5 Maths Genie is a free GCSE and A Level revision site. The exam-style questions appearing on this site are based on those set in previous examinations (or sample assessment papers for future examinations) by the major examination boards. gcse questions. Example 2. The answer is 1590. 15.374 is between 15.37 and 15.38. 2 0 obj If the digit is 5 or above we will round up (to 13), if it is 4 or below we will not (it will stay as 12). If the digit is 5 or above we will round up (to 1600), if it is 4 or below we will not (it will stay as 1590). We can draw a line after the ones and look at the next digit, the tenths. www.justmaths.co.uk Estimation (H) - Version 2 January 2016 Estimation (H) A collection of 9-1 Maths GCSE Sample and Specimen questions from AQA, OCR, Pearson-Edexcel and WJEC Eduqas. We have a 4 in the hundredths, so we do not round up. • Answer the Questions in the spaces provided – there may be more space than you need. This page has revision notes, videos and past exam questions arranged by topic. frequency tables Tracing paper may be used. We need to work out if it is closer to 1200 or 1300. This is the Rounding and Estimation GCSE Maths Revision for AQA, OCR and Edexcel GCSE Maths. .��!�"�:��M��2)2_��r��6Σ�X��m7^���\Dq-��\��W$6�� ����1�($�j��Q�:�}� o߁x����� 㓜f�u�X1Tv����W�%%�BS���'^�J���Po��� ����4 �q���׹�e�+s���h�V��ex�뎏p�w�*:�'�޽@�̝7����$���$��b0PE+P�w�0�*ѣtɆ��]p�4b|�M�G�N@�f�P �I���#�@���^��+���z�i`;���]e�q.Oa&Xa�C�R�-f)�+,%f�ۻ��e��Q߈D��A7�^�d"��~�tbӐTL��Y We need to work out if it is closer to 12 or 13. • Answer all Questions. We need to work out if it is closer to 380 or 390. Example 5: Round 1259 to the nearest hundred. <> When we count significant figures we start counting from the first non zero digit. 549.7 is in between 500 and 600. Example 9: Round 0.269 to two significant figures. Estimating calculations. We have a 4 in the thousandths, so we will not round up. 12.74 is in between 12 and 13. Videos, worksheets, 5-a-day and much more A number can be approximated by rounding. If the digit is 5 or above we will round up (to 55000), if it is 4 or below we will not (it will stay as 54000). b. Further Maths; Practice Papers; Conundrums; Class Quizzes; Blog; About; Revision Cards; Books; September 26, 2019 corbettmaths. ... ( not official but done by maths genie ) shows that the answer should be 36. There are 500 people at her company. A bank of GCSE maths past paper questions to revise. Save for later. Estimation A collection of 9-1 Maths GCSE Sample and Specimen questions from AQA, OCR, Pearson-Edexcel and WJEC Eduqas. Kate takes a sample of 60 of the students at the school. The exact value of the answer is 42.899970209 prizes . There are 1200 students at a school. Created: May 28, 2018. Go to onmaths.com for more resources, like predicted GCSE Maths Papers, Topic Buster and challenge yourself against our Demon questions. Preview and details Files included (7) If the digit is 5 or above we will round up (to 600), if it is 4 or below we will not (it will stay as 500). This was taken from my 150 Page workbook which covers many more maths topics. <>>> We can draw a line after the tens and look at the next digit, the ones. We need to work out if it is closer to 12 or 13. We have a 8 in the hundredths, so we will round up. Paul organised an event for a charity. Estimation Questions. Calculate an estimate for the area of the field. Rounding to the nearest whole number is the same as rounding to the nearest one. • Diagrams are NOT accurately drawn, unless otherwise indicated. �e����}�O����Od���ng�>"Z����D7�XG�,��&VQr��11�l�L$F4l�>�E�D�E�h5J4�&�=�W�x�w˸ �k_"�@ 7�l�iR������=�E����x0�rP��L��;�k�Y�}H m�ӓ�/.��;MR�'3���]U�D advanced charts and graphs > revision > gcse questions. Self marking questions ranging from A* to G grade. We need to work out if it closer to 15.37 and 15.38 Each cow needs at least 4.5m2 of room in a field, use your answer to part a to estimate the maximum number of cows which can be placed in the field. Diagnostic Questions . 1259 is in between 1200 and 1300. Worksheets with answers . The answer is 2.7. Please read the following notes are designed to help you to input your answers in the correct format 1 If a question which have multiple answers simply tick all correct answers. The answer is 17.0. 1. Example 8: Round 15.374 to two decimal places. Paul paid costs of £6000 He gave all money left to the charity. Rich Tasks . Example 4: Round 1593 to the nearest ten. The Corbettmaths Practice Questions on calculating the Estimated Mean The answer is 15.37. Paul organised an event for a charity. We can draw a line after the ones and look at the next digit, the tenths. We can draw a line after the hundreds and look at the next digit, the tens. The Corbettmaths Practice Questions on Rounding. Odette has taken a stratified sample of people who work at her company based on gender. If the digit is 5 or above we will round up (to 390), if it is 4 or below we will not (it will stay as 380). The first significant figure is the 5 (ten thousands), the second significant figure is the 4 (thousands). Preview. Loading... Worry free guarantee. We can draw a line after three significant figures places and look at the next digit, the hundredths. We have a 5 in the tens, so we will round up. When we count significant figures we start counting from the first non zero digit. An approximation is anything that is similar, but not exactly equal, to something else. endobj The answer is 390. Author: Created by Drmathsandscience. We need to work out if it is closer to 1590 or 1600. We have a 7 in the tenths, so we will round up. So, instead of using the formula, we’re going to consider the fact stated just above: Questions are labelled with Foundation, Higher and Calculator tags allowing students to tackle specific questions and possibly jump up levels to harder questions. GCSE (1 – 9) Estimation Name: _____ Instructions • Use black ink or ball-point pen. GCSE Maths Specification and Awarding Body Information Videos . We have a 6 in the ones, so we will round up. We can draw a line after one decimal place and look at the next digit, the hundredths. Choose between single or split screen mode for … We have a 4 in the tens, so we will not round up. When we count significant figures we start counting from the first non zero digit. Estimate the value of 4.34 ×19.2 11.2..... [2] 2. Do the paper online: http://onmaths.com/mock_exams/estimation-2/ Topic Buster: Estimation Learn how to do estimation GCSE maths questions. In two sizes, pdf and ppt. Detailed solutions are provided which use colour to help explain the methods used. Example 2: Round 12.74 to the nearest whole number. Suitable for all the big examination boards including AQA, Edexcel, OCR and WJEC. endobj • You … 1593 is in between 1590 and 1600. Sometimes it is a good idea to estimate the value of a calculation rather than work it out exactly. Maths, English and Science resources for KS3 can be found on this Key Stage Three dedicated page. 12.74 is in between 12 and 13. We have a 2 in the tenths, so we will not round up. If the digit is 5 or above we will round up (to 17.1), if it is 4 or below we will not (it will stay as 17.0). The Corbettmaths Practice Questions on Estimation. Collection of past GCSE Maths exam questions on money, testing students ability to work with questions of different difficulty and calculator/non calculator. (5 Marks) 4. Videos, worksheets, 5-a-day and much more Each ticket for the event cost £19.95 Paul sold 395 tickets. stream 1. Non-calculator edexcel topic. 7.28 is in between 7 and 8. Question. Example 2: Round 12.74 to the nearest whole number. We can draw a line after the hundreds and look at the next digit, the tens. If the digit is 5 or above we will round up (to 1300), if it is 4 or below we will not (it will stay as 1200). Example 6: Round 549.7 to the nearest hundred. Free resources for teachers and students to hopefully make the teaching and learning of mathematics a wee bit easier and more fun. A growing bank of randomly generated GCSE exam style questions with full worked solutions. £3.00. <>/ExtGState<>/XObject<>/ProcSet[/PDF/Text/ImageB/ImageC/ImageI] >>/Annots[ 9 0 R] /MediaBox[ 0 0 595.32 841.92] /Contents 4 0 R/Group<>/Tabs/S/StructParents 0>> We have a 6 in the hundreds, so we round up. Learn about and revise approximation using a range of rounding and estimation techniques with this BBC Bitesize GCSE Maths Edexcel study guide. <> Kate is helping to organise a party. Consider the following calculation: a. This website and its content is subject to our Terms and Conditions. A GCSE Maths Worksheet covering Estimation. Lessons. The first non zero digit is the 2 (the first significant figure), the second significant figure is the 6. 2.68 is between 2.6 and 2.7. If the digit is 5 or above we will round up (to 8), if it is 4 or below we will not (it will stay as 7). Type 2: Estimating with Equations Estimating with equations is a little bit more difficult, since we also have to interpret the question. 386 is in between 380 and 390. Videos, worksheets, 5-a-day and much more Each ticket for the event cost £19.95 Paul sold 395 tickets. Maths Resources for Primary and Secondary Maths Worksheets and Quizzes ... FRACTIONS; DECIMALS; PERCENTAGES; ROUNDING, ESTIMATION AND CHECKING; USING A CALCULATOR; POWERS AND ROOTS; STANDARD FORM; SURDS; UNDERSTANDING ALGEBRA; RULES FOR INDICES; BRACKETS AND FACTORISING ... VENN DIAGRAMS > REVISION > GCSE QUESTIONS. The answer is 55000. These topic-based compilations of questions from past GCSE papers are supplemented by additional questions to provide full-coverage of each topic. We can draw a line after the tens and look at the next digit, the ones. &8I���J*1�� ],S*c�!3��7���){�a.�������7/Y��&��#S�2�AsT^E;���r17Q�~(v�Ld�P�;����pu8����ƹ����b��9ɢ[���j���]���� We need to work out if it is closer to 500 or 600. Complete the table. 1. If the digit is 5 or above we will round up (to 15.38), if it is 4 or below we will not (it will stay as 15.37). Example 11: Round 54671 to two significant figures. GCSE Edexcel Maths Number Estimation. Edexcel GCSE Mathematics (Linear) – 1MA0 ESTIMATION Materials required for examination Items included with question papers Ruler graduated in centimetres and Nil millimetres, protractor, compasses, pen, HB pencil, eraser. We need to work out if it is closer to 7 or 8. Estimate the value of 4.34 ×19.2 11.2..... [2] 2. We can draw a line after two significant figures places and look at the next digit, the thousandths. Textbook Exercise; Post navigation. Suitable for GCSE Students sitting the 9 – 1, A-Level Maths students revision and some Key Stage 3 students. New Book your GCSE Equivalency & Functional Skills Exams View Maths Exams The answer is 7. endobj When we round to one decimal place, we want just one digit after the decimal point. When we round to two decimal places, we want two digits after the decimal point. We can draw a line after two significant figures places and look at the next digit, the hundreds. She is going to order pizza. Tes Global Ltd is registered in England (Company No 02017289) with its registered office … The Corbettmaths Practice Questions on Rounding - Significant Figures. We have a 9 in the thousandths, so we round up. 4 0 obj Specific questions and possibly jump up levels to harder questions going through the of! 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