Subtract 15/45 from 49/4, Solve 12 1/4

Subtract 15/45 from 49/4

1^st number: 12 1/4, 2^nd number: 15/45

49/4 - 15/45 is 143/12.

Find the least common denominator or LCM of the two denominators:
LCM of 4 and 45 is 180

Next, find the equivalent fraction of both fractional numbers with denominator 180
For the 1st fraction, since 4 × 45 = 180,
49/4 = 49 × 45/4 × 45 = 2205/180
Likewise, for the 2nd fraction, since 45 × 4 = 180,
15/45 = 15 × 4/45 × 4 = 60/180
Subtract the two like fractions:
2205/180 - 60/180 = 2205 - 60/180 = 2145/180
After reducing the fraction, the answer is 143/12
In mixed form: 1111/12

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