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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Answers & Comments
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