Unit 7 – Fractions and decimals
Look at the counting that Jade is doing.
1
1 3
1 3
1 3
1 3
1 3
1 3
When we complete a whole we can carry on counting up to the next whole: 1 __ 3 , 2 __ 3 , 1, 1 1 __ 3 , 1 2 __ 3 … Numbers that are made up of whole number part and a fraction part are called mixed numbers. 2 We can also count on and back in fraction steps on a number line.
1 3
1 3
1 3
1 3
1 3
1 3
2 3
1 3
2 3
1 3
2 3
1 3
2 3
0
1112223334
Try counting up to 4 from 0. How many steps of 1 __ 3
do you count
in total? Now count back in steps of 1 __ 3
from 4.
1 Count on in the following steps from zero. Write the numbers you say. Represent the last number you say each time. What do you notice? (a) 9 steps of 1 __ 5 (b) 9 steps of 1 __ 2 (c) 9 steps of 1 __ 4 (d) 9 steps of 1 ___ 10
95
9781380050694__text.indb 95
04/05/2022 15:50
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