1) -72 + 3 5/8 + (-0.75) = -72 + 3.625 - 0.75 = -68.125
2) -83.4 + (-19 2/3) + (-4/15) = -83.4 - 59.666 - 0.26667 ≈ -143.332
Итак, значения сумм равны:1) -68.1252) -143.332
1) -72 + 3 5/8 + (-0.75) = -72 + 3.625 - 0.75 = -68.125
2) -83.4 + (-19 2/3) + (-4/15) = -83.4 - 59.666 - 0.26667 ≈ -143.332
Итак, значения сумм равны:
1) -68.125
2) -143.332