Add 72/15 and 20/49
1st number: 4 12/15, 2nd number: 20/49
72/15 + 20/49 is 1276/245.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 49 is 735
Next, find the equivalent fraction of both fractional numbers with denominator 735 - For the 1st fraction, since 15 × 49 = 735,
72/15 = 72 × 49/15 × 49 = 3528/735 - Likewise, for the 2nd fraction, since 49 × 15 = 735,
20/49 = 20 × 15/49 × 15 = 300/735 - Add the two like fractions:
3528/735 + 300/735 = 3528 + 300/735 = 3828/735 - 3828/735 simplified gives 1276/245
- So, 72/15 + 20/49 = 1276/245
In mixed form: 551/245
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