Add 45/70 and 12/7
1st number: 45/70, 2nd number: 1 5/7
45/70 + 12/7 is 33/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 7 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 70 × 1 = 70,
45/70 = 45 × 1/70 × 1 = 45/70 - Likewise, for the 2nd fraction, since 7 × 10 = 70,
12/7 = 12 × 10/7 × 10 = 120/70 - Add the two like fractions:
45/70 + 120/70 = 45 + 120/70 = 165/70 - 165/70 simplified gives 33/14
- So, 45/70 + 12/7 = 33/14
In mixed form: 25/14
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