Add 84/70 and 12/10
1st number: 1 14/70, 2nd number: 1 2/10
84/70 + 12/10 is 12/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 10 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 70 × 1 = 70,
84/70 = 84 × 1/70 × 1 = 84/70 - Likewise, for the 2nd fraction, since 10 × 7 = 70,
12/10 = 12 × 7/10 × 7 = 84/70 - Add the two like fractions:
84/70 + 84/70 = 84 + 84/70 = 168/70 - 168/70 simplified gives 12/5
- So, 84/70 + 12/10 = 12/5
In mixed form: 22/5
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