Subtract 72/70 from 98/32, Solve 3 2/32

Subtract 72/70 from 98/32

1^st number: 3 2/32, 2^nd number: 1 2/70

98/32 - 72/70 is 1139/560.

Find the least common denominator or LCM of the two denominators:
LCM of 32 and 70 is 1120

Next, find the equivalent fraction of both fractional numbers with denominator 1120
For the 1st fraction, since 32 × 35 = 1120,
98/32 = 98 × 35/32 × 35 = 3430/1120
Likewise, for the 2nd fraction, since 70 × 16 = 1120,
72/70 = 72 × 16/70 × 16 = 1152/1120
Subtract the two like fractions:
3430/1120 - 1152/1120 = 3430 - 1152/1120 = 2278/1120
After reducing the fraction, the answer is 1139/560
In mixed form: 219/560

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