Даю 30 б.выполните умножение и запишите результат. а)7 1/4*8=(7+1/4)*8=7*8+1/4*8= б)5 2/3*6=
в)4*1 1/2=
г)70*2 1/2=
д)35 2/5*5=
е)9*1 1/18=
ж)2 1/3*2=
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