Add 35/20 and 84/12
1st number: 1 15/20, 2nd number: 7 0/12
35/20 + 84/12 is 35/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 12 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 20 × 3 = 60,
35/20 = 35 × 3/20 × 3 = 105/60 - Likewise, for the 2nd fraction, since 12 × 5 = 60,
84/12 = 84 × 5/12 × 5 = 420/60 - Add the two like fractions:
105/60 + 420/60 = 105 + 420/60 = 525/60 - 525/60 simplified gives 35/4
- So, 35/20 + 84/12 = 35/4
In mixed form: 83/4
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