Add 64/49 and 70/20
1st number: 1 15/49, 2nd number: 3 10/20
64/49 + 70/20 is 471/98.
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,
64/49 = 64 × 20/49 × 20 = 1280/980 - Likewise, for the 2nd fraction, since 20 × 49 = 980,
70/20 = 70 × 49/20 × 49 = 3430/980 - Add the two like fractions:
1280/980 + 3430/980 = 1280 + 3430/980 = 4710/980 - 4710/980 simplified gives 471/98
- So, 64/49 + 70/20 = 471/98
In mixed form: 479/98
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