Add 7/49 and 4/20
7/49 + 4/20 is 12/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 20 is 980
Next, find the equivalent fraction of both fractional numbers with denominator 980 - For the 1st fraction, since 49 × 20 = 980,
7/49 = 7 × 20/49 × 20 = 140/980 - Likewise, for the 2nd fraction, since 20 × 49 = 980,
4/20 = 4 × 49/20 × 49 = 196/980 - Add the two like fractions:
140/980 + 196/980 = 140 + 196/980 = 336/980 - 336/980 simplified gives 12/35
- So, 7/49 + 4/20 = 12/35
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