Add 21/10 and 45/98
1st number: 2 1/10, 2nd number: 45/98
21/10 + 45/98 is 627/245.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 98 is 490
Next, find the equivalent fraction of both fractional numbers with denominator 490 - For the 1st fraction, since 10 × 49 = 490,
21/10 = 21 × 49/10 × 49 = 1029/490 - Likewise, for the 2nd fraction, since 98 × 5 = 490,
45/98 = 45 × 5/98 × 5 = 225/490 - Add the two like fractions:
1029/490 + 225/490 = 1029 + 225/490 = 1254/490 - 1254/490 simplified gives 627/245
- So, 21/10 + 45/98 = 627/245
In mixed form: 2137/245
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