Posted by joe on .
find 72% of 200 and i need to show work

math 8th grade 
Christy,
Create two fractions. 72/100 = ?/200 Then, cross multiply, which is multiplying 200 by 72, then dividing by 100. Then, you'll get your answer.

math 8th grade 
ben,
72/100=x/200
**cross mulitply:
100x=72*200
100x=14400
x=14400/100
x=144
______
Or just multiply .72 by 200
.72*200=144 
math 8th grade 
Anonymous,
144

math 8th grade 
shaye,
find a tenth of threequarters of $800