Virtual Textbook Resource |
Resource description |
PERCENTAGES, FRACTIONS, DECIMALS, RATIO |
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Non- calculator and calculator questions working out one number as a percentage of another, percentage profit questions
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Calculate simple percentages, percentage spider, VAT and calculator problems
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Percentage increase and decrease with and without a calculator, VAT, Simple and Compound interest, investigating double percentage increases
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Convert between percentages, fractions and decimals and then use these skills to order fractions, percentages and decimals |
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Change between improper fractions and mixed numbers, order and compare fractions, calculate a fraction of an amount and find equivalent fractions
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Add, subtract, multiply and divide proper fractions. Add, subtract, multiply and divide mixed numbers |
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Ratio boxes, share in a given ratio, direct proportion, exchange rates and recipes |
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FOUR RULES OF NUMBER |
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| Visual way to help pupils add 2digit numbers together | |
| 2 to 12 timestables. Pupils can type in the answers and get it marked. Good to use for speed competitions. | |
| Timestables pelmanism game for 2 to 12 timestables | |
Mulitply mutliples of 10, 100 and 1000. Use box method for multiplying 1, 2 and 3 digit numbers together |
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Short and long division questions. Divide a decimal by a whole number |
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| Adding decimals with one and two decimals places. Use in reverse for subtraction problems. | |
| Single digit x 1dp, 1dp x 1dp. Box method used to multiply whole number by 1dp and 2dp | |
| Short and long division dividing with numbers like 0.3, 0.06, 2.1 and 0.17 | |
| Calculator functions including brackets, squares and fractions | |
NEGATIVE NUMBER |
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| Adding and subtracting numbers moving along the number line. Sets include numbers from 1 to 10, 1 t0 25 and mixed. | |
| Find the total of 5 numbers including positives and negatives. Find the new total when an extra card is added. Find the new total when one of the cards is removed. Adding and subtracting negative numbers. | |
| Use patterns in sums to discover the rules for multiplying with negative numbers. Multiplication grid. | |
ESTIMATING AND ROUNDING |
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| Use the answer to a calculation to work out the answer to similar calculations without a calculator. | |
| Rounding to 1,2 and 3 decimal places. Rounding to different numbers of significant figures with whole numbers and decimals. | |
| Finding lower and upper bounds when numbers are rounded to nearest 10, 100 and 1000 and also to a certain number of decimal places. | |
TYPES OF NUMBER, POWERS, STANDARD FORM |
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| Hundred square and multiplication grid with square numbers highlighted. Factor game for 10, 12 and 15. Table grid puzzle investigation focussing on square numbers. | |
| Square numbers. Square roots with and without a calculator. Cube numbers. Powers 1 to 5. Power patterns to discover the effect of negative powers. Negative power practice. Powers of 10. Negative powers of 10. Calculator powers. | |
| Powers 1 to 5. Power patterns to discover the effect of negative powers. Fractional powers. Fractional negative powers. | |
| Create problems by hiding the base number, index number or power. Discover the multiplication rule using a calculator. | |
| Use a calculator to discover standard form. Standard form questions for positive and negative powers with whole and decimal numbers. Non-calculator questions for multiplying and dividing with standard form numbers | |
| Convert between fractions and recurring decimals | |
| Simplify surds by writing in the form a root b. Expand double brackets involving surds. | |
IT ACTIVITIES |
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Number problem for pupils to solve by setting up a spreadsheet and inputting the correct formulae. |
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