Add 2/5 and 84/70
1st number: 2/5, 2nd number: 1 14/70
2/5 + 84/70 is 8/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 70 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 5 × 14 = 70,
2/5 = 2 × 14/5 × 14 = 28/70 - Likewise, for the 2nd fraction, since 70 × 1 = 70,
84/70 = 84 × 1/70 × 1 = 84/70 - Add the two like fractions:
28/70 + 84/70 = 28 + 84/70 = 112/70 - 112/70 simplified gives 8/5
- So, 2/5 + 84/70 = 8/5
In mixed form: 13/5
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