Subtract 18/49 from 80/28, Solve 2 24/28

Subtract 18/49 from 80/28

1^st number: 2 24/28, 2^nd number: 18/49

80/28 - 18/49 is 122/49.

Find the least common denominator or LCM of the two denominators:
LCM of 28 and 49 is 196

Next, find the equivalent fraction of both fractional numbers with denominator 196
For the 1st fraction, since 28 × 7 = 196,
80/28 = 80 × 7/28 × 7 = 560/196
Likewise, for the 2nd fraction, since 49 × 4 = 196,
18/49 = 18 × 4/49 × 4 = 72/196
Subtract the two like fractions:
560/196 - 72/196 = 560 - 72/196 = 488/196
After reducing the fraction, the answer is 122/49
In mixed form: 224/49

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