ch: Solve 8 frac prob: 3/8 + 6/11 = 53/88, 6 x 7/13 = 42/13, 7/9 - 8/11 = -1/99, 15/18/5/12 = 9/10, 2/6+3/6=5/12, 28/36/4/7=8/21, 6/8-1/4=5/8, 6 x 5/8 = 30/8.
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11 Jan, 09:30:51
8 mental maths questions for primary 4