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Primary 4 | Maths
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Pls help to solve with detailed equation and diagram. Thanks
Date Posted: 4 years ago
Views: 470
Let a be the number of stamps and b be the number of stickers.
(1) a+ b = 45
(2) 3a + b = 73
(2) - (1): 2a = 28
a= 14
b= 45 -14 = 31
Since you are prmary 4, do guess and check.
(1) a+ b = 45
(2) 3a + b = 73
(2) - (1): 2a = 28
a= 14
b= 45 -14 = 31
Since you are prmary 4, do guess and check.
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done
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Hope this helps
Date Posted:
4 years ago
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