Try another version of this question
Simplify, write your answer as a reduced fraction:
`(4+9)/(10-9)`
`(4+9)/(10-9)`
Box 1: Enter your answer as a reduced fraction (like 5/3, not 10/6) or as an integer (like 4 or -2)
Do not enter mixed numbers
Enter DNE for Does Not Exist, oo for Infinity
`13`