Add 21/49 and 8/70
21/49 + 8/70 is 19/35.
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,
21/49 = 21 × 10/49 × 10 = 210/490 - Likewise, for the 2nd fraction, since 70 × 7 = 490,
8/70 = 8 × 7/70 × 7 = 56/490 - Add the two like fractions:
210/490 + 56/490 = 210 + 56/490 = 266/490 - 266/490 simplified gives 19/35
- So, 21/49 + 8/70 = 19/35
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