Add 7/98 and 30/21
1st number: 7/98, 2nd number: 1 9/21
7/98 + 30/21 is 3/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 21 is 294
Next, find the equivalent fraction of both fractional numbers with denominator 294 - For the 1st fraction, since 98 × 3 = 294,
7/98 = 7 × 3/98 × 3 = 21/294 - Likewise, for the 2nd fraction, since 21 × 14 = 294,
30/21 = 30 × 14/21 × 14 = 420/294 - Add the two like fractions:
21/294 + 420/294 = 21 + 420/294 = 441/294 - 441/294 simplified gives 3/2
- So, 7/98 + 30/21 = 3/2
In mixed form: 11/2
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