Add 42/96 and 18/45
42/96 + 18/45 is 67/80.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 96 and 45 is 1440
Next, find the equivalent fraction of both fractional numbers with denominator 1440 - For the 1st fraction, since 96 × 15 = 1440,
42/96 = 42 × 15/96 × 15 = 630/1440 - Likewise, for the 2nd fraction, since 45 × 32 = 1440,
18/45 = 18 × 32/45 × 32 = 576/1440 - Add the two like fractions:
630/1440 + 576/1440 = 630 + 576/1440 = 1206/1440 - 1206/1440 simplified gives 67/80
- So, 42/96 + 18/45 = 67/80
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