Пошаговое объяснение:
0,86 - 2/3 = 86/100 - 2/3 = 258/300 - 200/300 = 58/300 = 29/150
8 5/16 - 5 7/11 + 3 74/100 =
8 1375/4400 - 5 2800/4400 + 3 3256/4400 =
7 5775/4400 - 5 2800/4400 + 3 3256/4400 =
2 2975/4400 + 3 3256/4400 = 5 6231/4400 =
6 1831/4400
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Пошаговое объяснение:
0,86 - 2/3 = 86/100 - 2/3 = 258/300 - 200/300 = 58/300 = 29/150
8 5/16 - 5 7/11 + 3 74/100 =
8 1375/4400 - 5 2800/4400 + 3 3256/4400 =
7 5775/4400 - 5 2800/4400 + 3 3256/4400 =
2 2975/4400 + 3 3256/4400 = 5 6231/4400 =
6 1831/4400