Add 27/70 and 42/98
27/70 + 42/98 is 57/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 98 is 490
Next, find the equivalent fraction of both fractional numbers with denominator 490 - For the 1st fraction, since 70 × 7 = 490,
27/70 = 27 × 7/70 × 7 = 189/490 - Likewise, for the 2nd fraction, since 98 × 5 = 490,
42/98 = 42 × 5/98 × 5 = 210/490 - Add the two like fractions:
189/490 + 210/490 = 189 + 210/490 = 399/490 - 399/490 simplified gives 57/70
- So, 27/70 + 42/98 = 57/70
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