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primary 6 | Maths
| Percentage
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Date Posted: 1 month ago
Views: 54
key
make denominator same
25% = ¼ = ⁵⁄₂₀ 【E】
35% = ⁷⁄₂₀ 【F】
D=20u
in the end
D = 20u-5u-7u = 8u
8u = 720÷3= 240
u = 30
at first
E=8u-5u = 3u
F=8u-7u = 1u
E-F = 2u = 60 (Ans)
make denominator same
25% = ¼ = ⁵⁄₂₀ 【E】
35% = ⁷⁄₂₀ 【F】
D=20u
in the end
D = 20u-5u-7u = 8u
8u = 720÷3= 240
u = 30
at first
E=8u-5u = 3u
F=8u-7u = 1u
E-F = 2u = 60 (Ans)
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done
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clear
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- find the amount given by daisy
- subtract the amount given from the end amount to get the initial amounts
- find the difference in the initial amounts
- subtract the amount given from the end amount to get the initial amounts
- find the difference in the initial amounts
Date Posted:
1 month ago
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