Add 54/15 and 21/32
1st number: 3 9/15, 2nd number: 21/32
54/15 + 21/32 is 681/160.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 32 is 480
Next, find the equivalent fraction of both fractional numbers with denominator 480 - For the 1st fraction, since 15 × 32 = 480,
54/15 = 54 × 32/15 × 32 = 1728/480 - Likewise, for the 2nd fraction, since 32 × 15 = 480,
21/32 = 21 × 15/32 × 15 = 315/480 - Add the two like fractions:
1728/480 + 315/480 = 1728 + 315/480 = 2043/480 - 2043/480 simplified gives 681/160
- So, 54/15 + 21/32 = 681/160
In mixed form: 441/160
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