Add 18/15 and 20/64
1st number: 1 3/15, 2nd number: 20/64
18/15 + 20/64 is 121/80.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 64 is 960
Next, find the equivalent fraction of both fractional numbers with denominator 960 - For the 1st fraction, since 15 × 64 = 960,
18/15 = 18 × 64/15 × 64 = 1152/960 - Likewise, for the 2nd fraction, since 64 × 15 = 960,
20/64 = 20 × 15/64 × 15 = 300/960 - Add the two like fractions:
1152/960 + 300/960 = 1152 + 300/960 = 1452/960 - 1452/960 simplified gives 121/80
- So, 18/15 + 20/64 = 121/80
In mixed form: 141/80
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