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ксюша20034
@ксюша20034
August 2021
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найди число, 20процентов которого составляют; 15,7-14,7:(-0,75+0,7:(-7/3))*2,45
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гюйс
Verified answer
15,7-14,7:( -0,75+0,7:( -7/3))*2,45=50
1) 0,7:( -7/3)= -7/10*3/7= - 3/10= -0,3
2) -0,75+( -0,3)= -0,75-0,3= -1,05
3) 14,7:( -1,05)= - 14
4) ( -14)*2,45= - 34,3
5) 15,7-( -34,3)=15,7+34,3=50
50*100:20%=250
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Thanks 4
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15,7-14,7:( -0,75+0,7:( -7/3))*2,45=501) 0,7:( -7/3)= -7/10*3/7= - 3/10= -0,3
2) -0,75+( -0,3)= -0,75-0,3= -1,05
3) 14,7:( -1,05)= - 14
4) ( -14)*2,45= - 34,3
5) 15,7-( -34,3)=15,7+34,3=50
50*100:20%=250