Add 56/54 and 20/72
1st number: 1 2/54, 2nd number: 20/72
56/54 + 20/72 is 71/54.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 72 is 216
Next, find the equivalent fraction of both fractional numbers with denominator 216 - For the 1st fraction, since 54 × 4 = 216,
56/54 = 56 × 4/54 × 4 = 224/216 - Likewise, for the 2nd fraction, since 72 × 3 = 216,
20/72 = 20 × 3/72 × 3 = 60/216 - Add the two like fractions:
224/216 + 60/216 = 224 + 60/216 = 284/216 - 284/216 simplified gives 71/54
- So, 56/54 + 20/72 = 71/54
In mixed form: 117/54
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