Add 12/96 and 21/40
12/96 + 21/40 is 13/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 96 and 40 is 480
Next, find the equivalent fraction of both fractional numbers with denominator 480 - For the 1st fraction, since 96 × 5 = 480,
12/96 = 12 × 5/96 × 5 = 60/480 - Likewise, for the 2nd fraction, since 40 × 12 = 480,
21/40 = 21 × 12/40 × 12 = 252/480 - Add the two like fractions:
60/480 + 252/480 = 60 + 252/480 = 312/480 - 312/480 simplified gives 13/20
- So, 12/96 + 21/40 = 13/20
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