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Question
primary 5 | Maths
| Whole Numbers
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2×12 = 24【# of 50¢→sister】
60×6 = 360【total # ← mom】
(a)
360-24 = 336 (Ans)
(b)
336×$0.1 = $33.6
$96 - $33.6 = $62.4
$0.5-$0.1 = $0.4
$62.4 ÷ $0.4 = 156 (Ans)
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