3/4+(-2/3) = 9/12 + (-8/12) = + (9/12 - 8/12) = + 1/12 = 1/12
Пошаговое объяснение:
3/4+(-2/3)=3/4-2/3=
'домножаем 3/4 на 3 и 2/3 на 4'
=9/12-8/12=1/12
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3/4+(-2/3) = 9/12 + (-8/12) = + (9/12 - 8/12) = + 1/12 = 1/12
Пошаговое объяснение:
3/4+(-2/3)=3/4-2/3=
'домножаем 3/4 на 3 и 2/3 на 4'
=9/12-8/12=1/12