Вопрос школьника по предмету Математика
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(6,4•2 11/12 -16)•2,25
Ответ учителя по предмету Математика
(6,4 * 2_11/12 — 16) * 2,25 = 6
1 2 3
1) 6,4 * 2_11/12 = 64/10 * 35/12 = (64*35) / (10*12) = (8 * 7) / 3 = 56/3
2) 18_2/3 — 16 = 2_2/3 = 8/3
3) 8/3 * 2,25 = 8/3 * 225/100 = (8*225) / (3*100) = (8*75) / 100 = 6
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