Add 49/90 and 7/80
49/90 + 7/80 is 91/144.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 80 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 90 × 8 = 720,
49/90 = 49 × 8/90 × 8 = 392/720 - Likewise, for the 2nd fraction, since 80 × 9 = 720,
7/80 = 7 × 9/80 × 9 = 63/720 - Add the two like fractions:
392/720 + 63/720 = 392 + 63/720 = 455/720 - 455/720 simplified gives 91/144
- So, 49/90 + 7/80 = 91/144
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