Subtract 3/30 from 40/35, Solve 1 5/35

Subtract 3/30 from 40/35

1^st number: 1 5/35, 2^nd number: 3/30

40/35 - 3/30 is 73/70.

Find the least common denominator or LCM of the two denominators:
LCM of 35 and 30 is 210

Next, find the equivalent fraction of both fractional numbers with denominator 210
For the 1st fraction, since 35 × 6 = 210,
40/35 = 40 × 6/35 × 6 = 240/210
Likewise, for the 2nd fraction, since 30 × 7 = 210,
3/30 = 3 × 7/30 × 7 = 21/210
Subtract the two like fractions:
240/210 - 21/210 = 240 - 21/210 = 219/210
After reducing the fraction, the answer is 73/70
In mixed form: 13/70

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