(15.68:1.6+6.4):2.7-1 3/8= (9,8+6.4):2,7-1 3/8 = 16,2:2.7 -1 3/8 = 6 - 1 3/8 = 6/1 - 11/8 = 48/8 - 11/8 = 37/8 = 4 1/8
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(15, 68 : 1, 6 + 6, 4):2, 7-1 3/8 решите
(15.68:1.6+6.4):2.7-1 3/8= (9,8+6.4):2,7-1 3/8 = 16,2:2.7 -1 3/8 = 6 - 1 3/8 = 6/1 - 11/8 = 48/8 - 11/8 = 37/8 = 4 1/8