Add 72/98 and 20/56
72/98 + 20/56 is 107/98.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 56 is 392
Next, find the equivalent fraction of both fractional numbers with denominator 392 - For the 1st fraction, since 98 × 4 = 392,
72/98 = 72 × 4/98 × 4 = 288/392 - Likewise, for the 2nd fraction, since 56 × 7 = 392,
20/56 = 20 × 7/56 × 7 = 140/392 - Add the two like fractions:
288/392 + 140/392 = 288 + 140/392 = 428/392 - 428/392 simplified gives 107/98
- So, 72/98 + 20/56 = 107/98
In mixed form: 19/98
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