Add 49/14 and 84/20
1st number: 3 7/14, 2nd number: 4 4/20
49/14 + 84/20 is 77/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 20 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 14 × 10 = 140,
49/14 = 49 × 10/14 × 10 = 490/140 - Likewise, for the 2nd fraction, since 20 × 7 = 140,
84/20 = 84 × 7/20 × 7 = 588/140 - Add the two like fractions:
490/140 + 588/140 = 490 + 588/140 = 1078/140 - 1078/140 simplified gives 77/10
- So, 49/14 + 84/20 = 77/10
In mixed form: 77/10
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