Add 21/98 and 30/7
1st number: 21/98, 2nd number: 4 2/7
21/98 + 30/7 is 9/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 7 is 98
Next, find the equivalent fraction of both fractional numbers with denominator 98 - For the 1st fraction, since 98 × 1 = 98,
21/98 = 21 × 1/98 × 1 = 21/98 - Likewise, for the 2nd fraction, since 7 × 14 = 98,
30/7 = 30 × 14/7 × 14 = 420/98 - Add the two like fractions:
21/98 + 420/98 = 21 + 420/98 = 441/98 - 441/98 simplified gives 9/2
- So, 21/98 + 30/7 = 9/2
In mixed form: 41/2
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