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Working with fractions
Practise the calculator fractions skills outlined on pages 6 and 7 with the following questions that involve fractions. Remember to use the round replay button to position the cursor correctly when you are using MathIO.
1. | Evaluate | 1 | + | 3 |
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2. | Express | 7 | × |
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| 8 | 5 |
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3. | Write the value of 113 − | 4 | as a fraction. | |||||||||||
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4. | Evaluate |
| 9 | ×153 | and express your answer as an improper fraction. | |||||||||
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5.Write the answer to 138 × 2 14 as a mixed numeral.
6. Find the value of 3 12 ÷ 2 35 and express the value as an improper fraction.
7.Calculate3107 + 5 35 . Write your answer as a mixed numeral.
8.Find the value of (35)2 . Write your answer as a fraction and as a decimal.
9.Calculate the value of 1169 and express your answer as an improper fraction.
10.Evaluate2 34 + 12 ×112 . Express your answer as a mixed numeral.
11. Find a decimal value for 145 + 5 25 ÷ 45 .
12.The u button produces the reciprocal of a fraction. Enter 2 uand record the
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reciprocal of 2 as an improper fraction and a mixed numeral.
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13.What is the reciprocal of 5 ? Express your answer as a mixed numeral.
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14.Write the reciprocal of 312 as a fraction.
15.What is the value of 3 multiplied by the reciprocal of 3 ?
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Answers
1 114 , | 5 | , 1.25 2 | 7 | 3 | 8 |
| 4 2536 | 5 3 | 3 | 6 3526 | 7 9 | 3 | 8 | 9 | , 0.36 9 | 5 | ||||||
4 | 20 | 15 | 32 | 10 | 25 | 4 | ||||||||||||||||
10 312 | 11 8.55 12 | 5 | , 2 | 1 | 13 | 1 | 4 |
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2 | 2 | 5 | 7 |
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© Sue Thomson and Shriro Australia PTY Limited. This page may be photocopied for classroom use.
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