Add 40/90 and 21/96
40/90 + 21/96 is 191/288.
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,
40/90 = 40 × 16/90 × 16 = 640/1440 - Likewise, for the 2nd fraction, since 96 × 15 = 1440,
21/96 = 21 × 15/96 × 15 = 315/1440 - Add the two like fractions:
640/1440 + 315/1440 = 640 + 315/1440 = 955/1440 - 955/1440 simplified gives 191/288
- So, 40/90 + 21/96 = 191/288
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