Add 20/48 and 30/45
20/48 + 30/45 is 13/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 45 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 45 × 16 = 720,
30/45 = 30 × 16/45 × 16 = 480/720 - Add the two like fractions:
300/720 + 480/720 = 300 + 480/720 = 780/720 - 780/720 simplified gives 13/12
- So, 20/48 + 30/45 = 13/12
In mixed form: 11/12
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