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Question
primary 6 | Maths
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How to do?
green: 1u
pink: 1u + 65
after
green: 1u - 30
pink: 1u + 65 - 30 = 1u + 35
(1u - 30) . 2 = 1u + 35
2u - 60 = 1u + 35
1u = 95
195 left
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