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ä¸ä¸11-412-13+ 43 2323-3 |
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Answer» a) 2/3 - 1/3 = 1/3 4/3 - 2/3 = 2/3 2/3 + 4/3 = 6/3 = 2 1/3 + 2/3 = 3/3 = 1 2-1 = 1 thanks |
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