Add 18/72 and 50/80
18/72 + 50/80 is 7/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 80 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 72 × 10 = 720,
18/72 = 18 × 10/72 × 10 = 180/720 - Likewise, for the 2nd fraction, since 80 × 9 = 720,
50/80 = 50 × 9/80 × 9 = 450/720 - Add the two like fractions:
180/720 + 450/720 = 180 + 450/720 = 630/720 - 630/720 simplified gives 7/8
- So, 18/72 + 50/80 = 7/8
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