Add 40/48 and 81/72
1st number: 40/48, 2nd number: 1 9/72
40/48 + 81/72 is 47/24.
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,
40/48 = 40 × 3/48 × 3 = 120/144 - Likewise, for the 2nd fraction, since 72 × 2 = 144,
81/72 = 81 × 2/72 × 2 = 162/144 - Add the two like fractions:
120/144 + 162/144 = 120 + 162/144 = 282/144 - 282/144 simplified gives 47/24
- So, 40/48 + 81/72 = 47/24
In mixed form: 123/24
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