Add 48/80 and 20/72
48/80 + 20/72 is 79/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 72 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 80 × 9 = 720,
48/80 = 48 × 9/80 × 9 = 432/720 - Likewise, for the 2nd fraction, since 72 × 10 = 720,
20/72 = 20 × 10/72 × 10 = 200/720 - Add the two like fractions:
432/720 + 200/720 = 432 + 200/720 = 632/720 - 632/720 simplified gives 79/90
- So, 48/80 + 20/72 = 79/90
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