ГДЗ по математике 3 класс Моро ФГОС рабочая тетрадь Часть 1, 2 Часть 2 | Страница 23

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\[1)\ 30\ :2 = (20 + 10)\ :2 =\]

\[= 10 + 5 = 15\]

\[84\ :6 = (60 + 24)\ :6 =\]

\[= 10 + 4 = 14\]

\[96\ :2 = (80 + 16)\ :2 =\]

\[= 40 + 8 = 48\]

\[2)\ 84\ :7 = (70 + 14)\ :7 =\]

\[= 10 + 2 = 12\]

\[78\ :3 = (60 + 18)\ :3 =\]

\[= 20 + 6 = 26\]

\[62\ :2 = (60 + 2)\ :2 = 30 + 1 =\]

\[= 31\]

\[54\ :6 = 9\]

\[92\ :4 = (80 + 12)\ :4 =\]

\[= 20 + 3 = 23\]

\[3)\ 45\ :3 = 15\]

\[56\ :2 = 28\]

\[98\ :7 = 14\]

\[80\ :5 = 16\]

\[96\ :6 = 16\]

\[81\ :9 \cdot 11 = 9 \cdot 11 = 99\]

\[28\ :4 \cdot 12 = 7 \cdot 12 = 84\]

\[36\ :9 \cdot 17 = 4 \cdot 17 = 68\]

\[32\ :8 \cdot 15 = 4 \cdot 15 = 60\]

\[42\ :7 \cdot 10 = 6 \cdot 10 = 60\]