Subtract 98/96 from 40/70, Solve 40/70

Subtract 98/96 from 40/70

1^st number: 40/70, 2^nd number: 1 2/96

40/70 - 98/96 is -151/336.

Find the least common denominator or LCM of the two denominators:
LCM of 70 and 96 is 3360

Next, find the equivalent fraction of both fractional numbers with denominator 3360
For the 1st fraction, since 70 × 48 = 3360,
40/70 = 40 × 48/70 × 48 = 1920/3360
Likewise, for the 2nd fraction, since 96 × 35 = 3360,
98/96 = 98 × 35/96 × 35 = 3430/3360
Subtract the two like fractions:
1920/3360 - 3430/3360 = 1920 - 3430/3360 = -1510/3360
After reducing the fraction, the answer is -151/336

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