Add 84/98 and 15/72
84/98 + 15/72 is 179/168.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 72 is 3528
Next, find the equivalent fraction of both fractional numbers with denominator 3528 - For the 1st fraction, since 98 × 36 = 3528,
84/98 = 84 × 36/98 × 36 = 3024/3528 - Likewise, for the 2nd fraction, since 72 × 49 = 3528,
15/72 = 15 × 49/72 × 49 = 735/3528 - Add the two like fractions:
3024/3528 + 735/3528 = 3024 + 735/3528 = 3759/3528 - 3759/3528 simplified gives 179/168
- So, 84/98 + 15/72 = 179/168
In mixed form: 111/168
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