Add 72/20 and 5/49
1st number: 3 12/20, 2nd number: 5/49
72/20 + 5/49 is 907/245.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 49 is 980
Next, find the equivalent fraction of both fractional numbers with denominator 980 - For the 1st fraction, since 20 × 49 = 980,
72/20 = 72 × 49/20 × 49 = 3528/980 - Likewise, for the 2nd fraction, since 49 × 20 = 980,
5/49 = 5 × 20/49 × 20 = 100/980 - Add the two like fractions:
3528/980 + 100/980 = 3528 + 100/980 = 3628/980 - 3628/980 simplified gives 907/245
- So, 72/20 + 5/49 = 907/245
In mixed form: 3172/245
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