San Victoria's answer to Krystal's Primary 5 Maths Fractions Singapore question.
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When he uses 1/3 of this money to buy a laptop, 2/3 is left. since he gives 1/5 of the remaining money to his wife, he still has 1-1/5 = 4/5 of his remaining money with him, thus his final amount of money is 4/5 x 2/3 = 8/15
Date Posted:
1 year ago
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