Add 45/27 and 21/98
1st number: 1 18/27, 2nd number: 21/98
45/27 + 21/98 is 79/42.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 98 is 2646
Next, find the equivalent fraction of both fractional numbers with denominator 2646 - For the 1st fraction, since 27 × 98 = 2646,
45/27 = 45 × 98/27 × 98 = 4410/2646 - Likewise, for the 2nd fraction, since 98 × 27 = 2646,
21/98 = 21 × 27/98 × 27 = 567/2646 - Add the two like fractions:
4410/2646 + 567/2646 = 4410 + 567/2646 = 4977/2646 - 4977/2646 simplified gives 79/42
- So, 45/27 + 21/98 = 79/42
In mixed form: 137/42
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