Isa's answer to Nora Nausha's Primary 5 Maths Fractions Singapore question.
done
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o : a
4 : 3
-77
-----------
1 : 6
-make the units of apple the same as it didn't change
3u (apple at first) > 6u
3u X 2= 6u
4u from oranges> X2 = 8u
new ratio will be:
o : a
8 : 6
-77
1 : 6 8 - 1 =7 1u> 11(77/7)
--------------------------------- oranges> 8u
7u> 77
8u> 11X8= 88 ans: 88!
4 : 3
-77
-----------
1 : 6
-make the units of apple the same as it didn't change
3u (apple at first) > 6u
3u X 2= 6u
4u from oranges> X2 = 8u
new ratio will be:
o : a
8 : 6
-77
1 : 6 8 - 1 =7 1u> 11(77/7)
--------------------------------- oranges> 8u
7u> 77
8u> 11X8= 88 ans: 88!
Date Posted:
4 years ago
sorry if the working is all over the place! i hope this helps you!
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