Add 15/48 and 81/40
1st number: 15/48, 2nd number: 2 1/40
15/48 + 81/40 is 187/80.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 40 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 48 × 5 = 240,
15/48 = 15 × 5/48 × 5 = 75/240 - Likewise, for the 2nd fraction, since 40 × 6 = 240,
81/40 = 81 × 6/40 × 6 = 486/240 - Add the two like fractions:
75/240 + 486/240 = 75 + 486/240 = 561/240 - 561/240 simplified gives 187/80
- So, 15/48 + 81/40 = 187/80
In mixed form: 227/80
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