21/5 + 6 4/5 =? 6 5/12 - 2 1/12 =?
11 8/9 + 4 1/3 =? 7 1/6 - 5 3/4 = ?
11/18 + 6 1/1...
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Mathematics, 01.02.2020 16:43 autumng7518
21/5 + 6 4/5 =? 6 5/12 - 2 1/12 =?
11 8/9 + 4 1/3 =? 7 1/6 - 5 3/4 = ?
11/18 + 6 1/10 = ? 15 1/3 - 2 5/8 =?
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