Add 28/40 and 42/96
28/40 + 42/96 is 91/80.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 96 is 480
Next, find the equivalent fraction of both fractional numbers with denominator 480 - For the 1st fraction, since 40 × 12 = 480,
28/40 = 28 × 12/40 × 12 = 336/480 - Likewise, for the 2nd fraction, since 96 × 5 = 480,
42/96 = 42 × 5/96 × 5 = 210/480 - Add the two like fractions:
336/480 + 210/480 = 336 + 210/480 = 546/480 - 546/480 simplified gives 91/80
- So, 28/40 + 42/96 = 91/80
In mixed form: 111/80
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