Add 15/20 and 72/98
15/20 + 72/98 is 291/196.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 98 is 980
Next, find the equivalent fraction of both fractional numbers with denominator 980 - For the 1st fraction, since 20 × 49 = 980,
15/20 = 15 × 49/20 × 49 = 735/980 - Likewise, for the 2nd fraction, since 98 × 10 = 980,
72/98 = 72 × 10/98 × 10 = 720/980 - Add the two like fractions:
735/980 + 720/980 = 735 + 720/980 = 1455/980 - 1455/980 simplified gives 291/196
- So, 15/20 + 72/98 = 291/196
In mixed form: 195/196
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