Add 70/28 and 21/98
1st number: 2 14/28, 2nd number: 21/98
70/28 + 21/98 is 19/7.
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,
70/28 = 70 × 7/28 × 7 = 490/196 - Likewise, for the 2nd fraction, since 98 × 2 = 196,
21/98 = 21 × 2/98 × 2 = 42/196 - Add the two like fractions:
490/196 + 42/196 = 490 + 42/196 = 532/196 - 532/196 simplified gives 19/7
- So, 70/28 + 21/98 = 19/7
In mixed form: 25/7
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