Add 4/21 and 72/98
4/21 + 72/98 is 136/147.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 98 is 294
Next, find the equivalent fraction of both fractional numbers with denominator 294 - For the 1st fraction, since 21 × 14 = 294,
4/21 = 4 × 14/21 × 14 = 56/294 - Likewise, for the 2nd fraction, since 98 × 3 = 294,
72/98 = 72 × 3/98 × 3 = 216/294 - Add the two like fractions:
56/294 + 216/294 = 56 + 216/294 = 272/294 - 272/294 simplified gives 136/147
- So, 4/21 + 72/98 = 136/147
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