Add 72/60 and 4/54
1st number: 1 12/60, 2nd number: 4/54
72/60 + 4/54 is 172/135.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 54 is 540
Next, find the equivalent fraction of both fractional numbers with denominator 540 - For the 1st fraction, since 60 × 9 = 540,
72/60 = 72 × 9/60 × 9 = 648/540 - Likewise, for the 2nd fraction, since 54 × 10 = 540,
4/54 = 4 × 10/54 × 10 = 40/540 - Add the two like fractions:
648/540 + 40/540 = 648 + 40/540 = 688/540 - 688/540 simplified gives 172/135
- So, 72/60 + 4/54 = 172/135
In mixed form: 137/135
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