Add 7/70 and 12/5
1st number: 7/70, 2nd number: 2 2/5
7/70 + 12/5 is 5/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 5 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 70 × 1 = 70,
7/70 = 7 × 1/70 × 1 = 7/70 - Likewise, for the 2nd fraction, since 5 × 14 = 70,
12/5 = 12 × 14/5 × 14 = 168/70 - Add the two like fractions:
7/70 + 168/70 = 7 + 168/70 = 175/70 - 175/70 simplified gives 5/2
- So, 7/70 + 12/5 = 5/2
In mixed form: 21/2
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