SOLUTION: Hi. Can you please help me I'm taking a test next Wed. and I don't understand how to subtract uncommon numbers here's my question 30 and 1/2 subtracted by 13 and 3/4 the

Algebra ->  Test -> SOLUTION: Hi. Can you please help me I'm taking a test next Wed. and I don't understand how to subtract uncommon numbers here's my question 30 and 1/2 subtracted by 13 and 3/4 the      Log On


   



Question 597120: Hi. Can you please help me I'm taking a test next Wed. and I don't understand how to subtract uncommon numbers here's my question
30 and 1/2
subtracted by
13 and 3/4
the answer is 16 and 3/4
just have no idea how they found it...
thanks!please show work (:

Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
convert 1/2 to quarters
1/2=2/4
30 2/4
-13 3/4
but 3 is greater than 2
so we borrow 4/4(=1) from 30
29 6/4
- 13 3/4
16 3/4