1 Sketch number lines to help complete these calculations.
5 ___ 10
3 ___ 10
3 ___ 10
4 ___ 10
2 ___ 10
4 ___ 10
(a)
+
=
+
=
+
=
5 ___ 8
3 ___ 8
6 ___ 8
7 ___ 8
5 ___ 8
4 ___ 8
(b)
+
=
+
=
+
=
Carl is solving this problem.
2
Letisha spends 1 __ 6
of her pocket money at the cake
stall and 4 __ 6
of her pocket money at the fruit stall.
What fraction of her pocket money did Letisha spend in total? What fraction does she have left?
(a) Explain the mistake Carl has made. (b) Sketch bar models to represent the each part of the problem and then solve it.
E
I used the subtraction fact 8 − 5 = 3 to help me work out that 1 − 5 __ 8 = 3 __ 8
What subtraction fact do you think
4 ___ 10
Riana will use to find 1 − __ 10
=
?
Explore subtracting other proper fractions from 1 whole. What subtraction facts can you use each time to help you?
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04/05/2022 15:51
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