Add 15/40 and 81/32
1st number: 15/40, 2nd number: 2 17/32
15/40 + 81/32 is 93/32.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 32 is 160
Next, find the equivalent fraction of both fractional numbers with denominator 160 - For the 1st fraction, since 40 × 4 = 160,
15/40 = 15 × 4/40 × 4 = 60/160 - Likewise, for the 2nd fraction, since 32 × 5 = 160,
81/32 = 81 × 5/32 × 5 = 405/160 - Add the two like fractions:
60/160 + 405/160 = 60 + 405/160 = 465/160 - 465/160 simplified gives 93/32
- So, 15/40 + 81/32 = 93/32
In mixed form: 229/32
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