Subtract 45/9 from 72/35, Solve 2 2/35

Subtract 45/9 from 72/35

1^st number: 2 2/35, 2^nd number: 5 0/9

72/35 - 45/9 is -103/35.

Find the least common denominator or LCM of the two denominators:
LCM of 35 and 9 is 315

Next, find the equivalent fraction of both fractional numbers with denominator 315
For the 1st fraction, since 35 × 9 = 315,
72/35 = 72 × 9/35 × 9 = 648/315
Likewise, for the 2nd fraction, since 9 × 35 = 315,
45/9 = 45 × 35/9 × 35 = 1575/315
Subtract the two like fractions:
648/315 - 1575/315 = 648 - 1575/315 = -927/315
After reducing the fraction, the answer is -103/35

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