Math Problems

1. 40=20% of what number?

40=20%x______

40/20= 200/100

 

Answer:200

 

2. 8 1/2% of $500=_____

8.5%=.085

.085×500=42.5

Answer:42.5

 

3.18=_____% of 150

18=___%x150

18/150=.12

Answer:12%

 

Story Problem 1.

There are 40 kids in the school play. This number represents 20% of the kids in their grade. How many kids are in their grade?

 

Story Problem 2.

Jane has $500 in her piggy bank. This is 8.5% of what she needs to buy her doll. How much does she need to buy her doll?

 

Story Problem 3.

Peter weighs 3.18 pounds. Mary weighs 150 pounds. Peter’s weight is what percent of Mary’s weight?

 

 

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