Add 54/90 and 15/80
54/90 + 15/80 is 63/80.
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,
54/90 = 54 × 8/90 × 8 = 432/720 - Likewise, for the 2nd fraction, since 80 × 9 = 720,
15/80 = 15 × 9/80 × 9 = 135/720 - Add the two like fractions:
432/720 + 135/720 = 432 + 135/720 = 567/720 - 567/720 simplified gives 63/80
- So, 54/90 + 15/80 = 63/80
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