Add 20/28 and 70/98
20/28 + 70/98 is 10/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 98 is 196
Next, find the equivalent fraction of both fractional numbers with denominator 196 - For the 1st fraction, since 28 × 7 = 196,
20/28 = 20 × 7/28 × 7 = 140/196 - Likewise, for the 2nd fraction, since 98 × 2 = 196,
70/98 = 70 × 2/98 × 2 = 140/196 - Add the two like fractions:
140/196 + 140/196 = 140 + 140/196 = 280/196 - 280/196 simplified gives 10/7
- So, 20/28 + 70/98 = 10/7
In mixed form: 13/7
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