11.04.2022

Вычисли наиболее рациональным способом:
42,4⋅1/2−2,4⋅1/2

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Алгебра

Ответ учителя по предмету Алгебра

42,4*1/2-2,4*1/2=(42,4-2,4)/2=40/2=20

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