Add 60/12 and 80/70
1st number: 5 0/12, 2nd number: 1 10/70
60/12 + 80/70 is 43/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 70 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 12 × 35 = 420,
60/12 = 60 × 35/12 × 35 = 2100/420 - Likewise, for the 2nd fraction, since 70 × 6 = 420,
80/70 = 80 × 6/70 × 6 = 480/420 - Add the two like fractions:
2100/420 + 480/420 = 2100 + 480/420 = 2580/420 - 2580/420 simplified gives 43/7
- So, 60/12 + 80/70 = 43/7
In mixed form: 61/7
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