5th grade math
posted by zack .
how many ways can you use a dime, quarter, and nickel to make .60 cents?

Which ways have you found?
I'll be glad to comment on your answer. 
13 ways
2q1d0n
2q0d2n
0q0d12n
1q1d5n
1q0d7n
0q6d0n
0q1d10n
1q3d1n
0q3d6n
0q5d2n
0q4d4n
1q2d3n
0q2d8n 
That's great!

is there more?

Ryan worked 1 3/4 hours one day and 2 3/4 hours the next day. Estimate the total number of hours he works on both days combined.

Instead of using fractions use quarter I have one dollar and three quarters and 2 dollars and three quarters try this