Add 7/49 and 40/70
7/49 + 40/70 is 5/7.
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,
7/49 = 7 × 10/49 × 10 = 70/490 - Likewise, for the 2nd fraction, since 70 × 7 = 490,
40/70 = 40 × 7/70 × 7 = 280/490 - Add the two like fractions:
70/490 + 280/490 = 70 + 280/490 = 350/490 - 350/490 simplified gives 5/7
- So, 7/49 + 40/70 = 5/7
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