Proportion
Let’s Try It
35
(a) Use the bar model to find 1 __ 7
of 35.
3 __ 7
(b) Now find
of 35.
Let’s Practise
Which bar model shows that 3 __ 4
of 20 = 15?
1
20 5 5 5 5
A
20 4 4 4 4 4
B
20
C
5
5
5
2 Use a bar model to solve these problems. (a) 1 __ 3 of 12 (b) 1 __ 8 of 24
1 ___ 10
(c)
of 360
Carl has a box of 150 chocolates. The proportion of the chocolates that are nutty is 1 __ 5 . Calculate the number of nutty chocolates.
3
165
SK_G5_SB_13_156-167.indd 165
01/12/2021 14:52
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