Add 84/90 and 20/96
84/90 + 20/96 is 137/120.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 96 is 1440
Next, find the equivalent fraction of both fractional numbers with denominator 1440 - For the 1st fraction, since 90 × 16 = 1440,
84/90 = 84 × 16/90 × 16 = 1344/1440 - Likewise, for the 2nd fraction, since 96 × 15 = 1440,
20/96 = 20 × 15/96 × 15 = 300/1440 - Add the two like fractions:
1344/1440 + 300/1440 = 1344 + 300/1440 = 1644/1440 - 1644/1440 simplified gives 137/120
- So, 84/90 + 20/96 = 137/120
In mixed form: 117/120
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