Add 40/49 and 70/20
1st number: 40/49, 2nd number: 3 10/20
40/49 + 70/20 is 423/98.
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,
40/49 = 40 × 20/49 × 20 = 800/980 - Likewise, for the 2nd fraction, since 20 × 49 = 980,
70/20 = 70 × 49/20 × 49 = 3430/980 - Add the two like fractions:
800/980 + 3430/980 = 800 + 3430/980 = 4230/980 - 4230/980 simplified gives 423/98
- So, 40/49 + 70/20 = 423/98
In mixed form: 431/98
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