Add 21/60 and 72/98
21/60 + 72/98 is 1063/980.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 98 is 2940
Next, find the equivalent fraction of both fractional numbers with denominator 2940 - For the 1st fraction, since 60 × 49 = 2940,
21/60 = 21 × 49/60 × 49 = 1029/2940 - Likewise, for the 2nd fraction, since 98 × 30 = 2940,
72/98 = 72 × 30/98 × 30 = 2160/2940 - Add the two like fractions:
1029/2940 + 2160/2940 = 1029 + 2160/2940 = 3189/2940 - 3189/2940 simplified gives 1063/980
- So, 21/60 + 72/98 = 1063/980
In mixed form: 183/980
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