Fractions and Decimals
Remember!
When you have a fraction or a decimaldisplayed on the screen pressing the nbutton will allow you to toggle between decimal and fractional representation. Pressing SHIFT
nwill toggle between an improper fraction and mixed numeral representation for expressions with a value greater than 1. Instructions for entering fractions in MathIO and LineIO are on pages 6 and 7.
Practice your skills with the following questions.
1.Express 134 as a decimal.
2.Express 2 78 as an improper fraction.
3.Change 0.135 to a fraction.
4.Write 2.65 as an improper fraction.
5.What is 11 as a mixed numeral?
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6.Enter 5% into your calculator by pressing 5SHIFT(. Press pand n to express 5% as a decimal and as a fraction.
7.Express 36% as a fraction.
8.What is 8% as a decimal?
9.What number is equivalent to 125%?
10.Express 45% as a fraction.
11.Write 8.5% as a decimal.
12.What decimal is equivalent to 83 ?
13.What improper fraction is equivalent to4 25 ?
14.Express 8 as a fraction in its simplest form. (Enter the fraction then press p.)
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15.Express 85 as a mixed numeral expressed in simplest form.
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1 1.75 | 2 | 23 |
| 3 |
| 27 |
| 4 | 53 |
| 5 2 | 1 | 6 | 0.05, | 1 | 7 | 9 | 8 0.08 | 9 1.25 | |||||||
8 |
| 200 | 20 |
| 5 | 20 | 25 | |||||||||||||||||||
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10 | 9 |
| 11 0.085 |
| 12 | 0.375 |
| 13 |
| 22 |
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| 14 |
| 2 | 15 | 17 |
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© Sue Thomson and Shriro Australia PTY Limited. This page may be photocopied for classroom use.
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