Subtract 3/42 from 64/35, Solve 1 29/35

Subtract 3/42 from 64/35

1^st number: 1 29/35, 2^nd number: 3/42

64/35 - 3/42 is 123/70.

Find the least common denominator or LCM of the two denominators:
LCM of 35 and 42 is 210

Next, find the equivalent fraction of both fractional numbers with denominator 210
For the 1st fraction, since 35 × 6 = 210,
64/35 = 64 × 6/35 × 6 = 384/210
Likewise, for the 2nd fraction, since 42 × 5 = 210,
3/42 = 3 × 5/42 × 5 = 15/210
Subtract the two like fractions:
384/210 - 15/210 = 384 - 15/210 = 369/210
After reducing the fraction, the answer is 123/70
In mixed form: 153/70

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