Add 7/20 and 84/35
1st number: 7/20, 2nd number: 2 14/35
7/20 + 84/35 is 11/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 35 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 20 × 7 = 140,
7/20 = 7 × 7/20 × 7 = 49/140 - Likewise, for the 2nd fraction, since 35 × 4 = 140,
84/35 = 84 × 4/35 × 4 = 336/140 - Add the two like fractions:
49/140 + 336/140 = 49 + 336/140 = 385/140 - 385/140 simplified gives 11/4
- So, 7/20 + 84/35 = 11/4
In mixed form: 23/4
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