Answers

Subtract 9/72 from 84/30

1^st number: 2 24/30, 2^nd number: 9/72

84/30 - 9/72 is 107/40.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 30 and 72 is 360
   
   Next, find the equivalent fraction of both fractional numbers with denominator 360
2. For the 1st fraction, since 30 × 12 = 360,
   84/30 = 84 × 12/30 × 12 = 1008/360
3. Likewise, for the 2nd fraction, since 72 × 5 = 360,
   9/72 = 9 × 5/72 × 5 = 45/360
4. Subtract the two like fractions:
   1008/360 - 45/360 = 1008 - 45/360 = 963/360
5. After reducing the fraction, the answer is 107/40
6. In mixed form: 227/40

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