Add 28/98 and 21/60
28/98 + 21/60 is 89/140.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 60 is 2940
Next, find the equivalent fraction of both fractional numbers with denominator 2940 - For the 1st fraction, since 98 × 30 = 2940,
28/98 = 28 × 30/98 × 30 = 840/2940 - Likewise, for the 2nd fraction, since 60 × 49 = 2940,
21/60 = 21 × 49/60 × 49 = 1029/2940 - Add the two like fractions:
840/2940 + 1029/2940 = 840 + 1029/2940 = 1869/2940 - 1869/2940 simplified gives 89/140
- So, 28/98 + 21/60 = 89/140
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