Add 30/96 and 21/40
30/96 + 21/40 is 67/80.
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,
30/96 = 30 × 5/96 × 5 = 150/480 - Likewise, for the 2nd fraction, since 40 × 12 = 480,
21/40 = 21 × 12/40 × 12 = 252/480 - Add the two like fractions:
150/480 + 252/480 = 150 + 252/480 = 402/480 - 402/480 simplified gives 67/80
- So, 30/96 + 21/40 = 67/80
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