Subtract 60/70 from 40/24, Solve 1 16/24

Subtract 60/70 from 40/24

1^st number: 1 16/24, 2^nd number: 60/70

40/24 - 60/70 is 17/21.

Find the least common denominator or LCM of the two denominators:
LCM of 24 and 70 is 840

Next, find the equivalent fraction of both fractional numbers with denominator 840
For the 1st fraction, since 24 × 35 = 840,
40/24 = 40 × 35/24 × 35 = 1400/840
Likewise, for the 2nd fraction, since 70 × 12 = 840,
60/70 = 60 × 12/70 × 12 = 720/840
Subtract the two like fractions:
1400/840 - 720/840 = 1400 - 720/840 = 680/840
After reducing the fraction, the answer is 17/21

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