Question

what is the answer math problem ___-30-7 1/4= 21 2/3

Answer 1

common denominator would be 12
__-30 - 7 3/12= 21 8/12
         +7 3/12    +7 3/12
__________________
         __-30=28 11/12
             +30       +30
         ___=58 11/12

answer is 58 11/12