Add 10/80 and 30/72
10/80 + 30/72 is 13/24.
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,
10/80 = 10 × 9/80 × 9 = 90/720 - Likewise, for the 2nd fraction, since 72 × 10 = 720,
30/72 = 30 × 10/72 × 10 = 300/720 - Add the two like fractions:
90/720 + 300/720 = 90 + 300/720 = 390/720 - 390/720 simplified gives 13/24
- So, 10/80 + 30/72 = 13/24
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