Add 20/90 and 21/96
20/90 + 21/96 is 127/288.
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,
20/90 = 20 × 16/90 × 16 = 320/1440 - Likewise, for the 2nd fraction, since 96 × 15 = 1440,
21/96 = 21 × 15/96 × 15 = 315/1440 - Add the two like fractions:
320/1440 + 315/1440 = 320 + 315/1440 = 635/1440 - 635/1440 simplified gives 127/288
- So, 20/90 + 21/96 = 127/288
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