Add 84/40 and 7/4
1st number: 2 4/40, 2nd number: 1 3/4
84/40 + 7/4 is 77/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 4 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 40 × 1 = 40,
84/40 = 84 × 1/40 × 1 = 84/40 - Likewise, for the 2nd fraction, since 4 × 10 = 40,
7/4 = 7 × 10/4 × 10 = 70/40 - Add the two like fractions:
84/40 + 70/40 = 84 + 70/40 = 154/40 - 154/40 simplified gives 77/20
- So, 84/40 + 7/4 = 77/20
In mixed form: 317/20
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