Add 20/49 and 12/70
20/49 + 12/70 is 142/245.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 70 is 490
Next, find the equivalent fraction of both fractional numbers with denominator 490 - For the 1st fraction, since 49 × 10 = 490,
20/49 = 20 × 10/49 × 10 = 200/490 - Likewise, for the 2nd fraction, since 70 × 7 = 490,
12/70 = 12 × 7/70 × 7 = 84/490 - Add the two like fractions:
200/490 + 84/490 = 200 + 84/490 = 284/490 - 284/490 simplified gives 142/245
- So, 20/49 + 12/70 = 142/245
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