Add 15/48 and 81/72
1st number: 15/48, 2nd number: 1 9/72
15/48 + 81/72 is 23/16.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 72 is 144
Next, find the equivalent fraction of both fractional numbers with denominator 144 - For the 1st fraction, since 48 × 3 = 144,
15/48 = 15 × 3/48 × 3 = 45/144 - Likewise, for the 2nd fraction, since 72 × 2 = 144,
81/72 = 81 × 2/72 × 2 = 162/144 - Add the two like fractions:
45/144 + 162/144 = 45 + 162/144 = 207/144 - 207/144 simplified gives 23/16
- So, 15/48 + 81/72 = 23/16
In mixed form: 17/16
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