Add 4/15 and 21/98
4/15 + 21/98 is 101/210.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 98 is 1470
Next, find the equivalent fraction of both fractional numbers with denominator 1470 - For the 1st fraction, since 15 × 98 = 1470,
4/15 = 4 × 98/15 × 98 = 392/1470 - Likewise, for the 2nd fraction, since 98 × 15 = 1470,
21/98 = 21 × 15/98 × 15 = 315/1470 - Add the two like fractions:
392/1470 + 315/1470 = 392 + 315/1470 = 707/1470 - 707/1470 simplified gives 101/210
- So, 4/15 + 21/98 = 101/210
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