SOLUTION: Try changing these fractions to percents. 13/25 and 7/12 37 1/2% of what number is 3? 200% of what number is 20? Try these addition and subtraction problems. 4 1/3 + 2 3/4

Question 696938: Try changing these fractions to percents.
13/25 and 7/12
37 1/2% of what number is 3?
200% of what number is 20?
Try these addition and subtraction problems.
4 1/3 + 2 3/4 + 1/6
4 1/3 - 2 3/4
Answer by checkley79(3341) (Show Source): You can put this solution on YOUR website!
13/25
13.25
7/12
7.8333333 ANS.
37 1/2% of what number is 3?
.375X=3
X=3/.375
X=8 ANS.
200% of what number is 20?
2X=20
X=20/2
X=10 ANS.
Try these addition and subtraction problems.
4 1/3 + 2 3/4 + 1/6
(13/3+11/4+1/6)
(4*13+3*11+2*1)/12
(52+33+2)/12
88/12=7 1/3 ANS.
4 1/3 - 2 3/4
13/3-11/4
(13*4-3*11)/12
(52-33)/12
85/12=7 1/12 ANS.
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