50 ! длинное.вычислите сумму. 2 1\5+2\5, 3 9\17+2\17, 1 1/7+5\7, 3 1\5+ 5 2\5, 3 1\2+ 1 1/2, 4 3/5+1 2\5, 5 3\5+1 3\5, 3 2\7+2 6\7, 16 3\8+7 1/8, 17 2\9+9 4/9, 2 1\4+1 1\4, 7 1\3+2 1\3, 2 1\2+1\6, 3 7\12+1\6, 3 3\4+1\5,7 9\20+7\30, 9 1\2+3 1\8, 6 9\16+2 1\4, 9 2+1 1\4, 13 1\5+4 2\7
156
467
Ответы на вопрос:
21/5+2/5 = 2 3/5, 3 9/17+2/ 17 = 3 11/17,1 1/7+5/ 7 = 1 6/7, 3 1/5+ 5 2/ 5 = 8 3/5,3 1/2+ 1 1/ 2 = 5,4 3/5+1 2/ 5 = 6,5 3/5+1 3/ 5 = 7 1/5,3 2/7+2 6/ 7 = 6 1/7, 16 3/8+7 1/ 8 = 23 4/8 = 23 1/2, 17 2/9+9 4/ 9 = 26 6/9 = 26 2/3, 2 1/4+1 1/ 4 = 3 2/4 = 3 1/2,7 1/3+2 1/ 3 = 9 2/3,2 1/2+1/ 6 = 2 3/6 + 1/6 = 2 4/6 = 2 2/3,3 7/12+1/ 6 = 3 7/12 + 2/12 = 3 9/12 = 3 3/4, 3 3/4+1/ 5 = 3 15/20 + 4/20 = 3 19/20,7 9/20+7/ 30 = 7 27/60 + 14/60 = 7 41/60,9 1/2+3 1/ 8, = 9 4/8 + 3 1/8 = 12 5/8,6 9/16+2 1/ 4 = 6 9/16+ 2 4/16 = 8 13/16, 9 2+1 1/ 4 = 13 1/5+4 2/7 = 13 7/35 + 4 10/35 = 17 17/35
4целых 8/387
Пошаговое объяснение:
49/9×8/43+380/387
49/3×8/43+380/387
392/129+380/387
1556/387=4 8/387
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