Add 20/48 and 12/90
20/48 + 12/90 is 11/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 90 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 48 × 15 = 720,
20/48 = 20 × 15/48 × 15 = 300/720 - Likewise, for the 2nd fraction, since 90 × 8 = 720,
12/90 = 12 × 8/90 × 8 = 96/720 - Add the two like fractions:
300/720 + 96/720 = 300 + 96/720 = 396/720 - 396/720 simplified gives 11/20
- So, 20/48 + 12/90 = 11/20
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