Subtract 3/18 from 72/35, Solve 2 2/35

Subtract 3/18 from 72/35

1^st number: 2 2/35, 2^nd number: 3/18

72/35 - 3/18 is 397/210.

Find the least common denominator or LCM of the two denominators:
LCM of 35 and 18 is 630

Next, find the equivalent fraction of both fractional numbers with denominator 630
For the 1st fraction, since 35 × 18 = 630,
72/35 = 72 × 18/35 × 18 = 1296/630
Likewise, for the 2nd fraction, since 18 × 35 = 630,
3/18 = 3 × 35/18 × 35 = 105/630
Subtract the two like fractions:
1296/630 - 105/630 = 1296 - 105/630 = 1191/630
After reducing the fraction, the answer is 397/210
In mixed form: 1187/210

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