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Автор - angelina4591

Помогите пожалуйста решить номер 927 даю 15 баллов

Ответ

Автор - Princess1035

1)0.4 times 17 times 2.5 = 17 = 1.7 times 10 {}^{1}  \ 2)0.125 times 4.3 times 80 = 43 = 4.3 times 10 {}^{1}  \ 3)0.05 times 6.73 times 0.2 = 0.0673 = 6.73 times 10 {}^{ - 2}  \ 4)0.4  times 0.36 times 5 = 0.72 = 7.2 times 10 {}^{ - 1}

Ответ

Автор - appll67

1.0,4×17 ×2,5=17

1)0,4*2,5=4/10*5/2=2/5*5/2=1

2)1*17=17

2.0,125*4,3*80=

1)0,125*80=10

2)4,3*10=43

3.0,05*6,73*0,2=(0,05*0,2)*6,73=0,01*6,73=0,0673

4.0,4*0,36*5=(0,4*5)*0,36=2*0,36=0, 72

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