Question

Mei Mei finds some dimes and quarters in her change purse. How much money (in dollars) does she have if she has 7 dimes and 12 quarters? How much money (in dollars) does she have if she has xx dimes and yy quarters?

Answer 1

$3. 70

Explanation:

Each dime equals 10 cents. There are 7 dimes. 10+10+10+10=10+10+10= 70

Each quarter equals 25 cents. add 25, 12 times, 25,25,25,25,25,25,25,25,25,25,25,25=300. Just add a decimal.

Answer 2

$3.70

Explanation:

4 quaters= 1$

4=1

8=2

12=3

7 dimes =70

so there for

$3.70