Add 28/70 and 12/5
1st number: 28/70, 2nd number: 2 2/5
28/70 + 12/5 is 14/5.
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,
28/70 = 28 × 1/70 × 1 = 28/70 - Likewise, for the 2nd fraction, since 5 × 14 = 70,
12/5 = 12 × 14/5 × 14 = 168/70 - Add the two like fractions:
28/70 + 168/70 = 28 + 168/70 = 196/70 - 196/70 simplified gives 14/5
- So, 28/70 + 12/5 = 14/5
In mixed form: 24/5
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