Add 70/40 and 60/12
1st number: 1 30/40, 2nd number: 5 0/12
70/40 + 60/12 is 27/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 12 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 40 × 3 = 120,
70/40 = 70 × 3/40 × 3 = 210/120 - Likewise, for the 2nd fraction, since 12 × 10 = 120,
60/12 = 60 × 10/12 × 10 = 600/120 - Add the two like fractions:
210/120 + 600/120 = 210 + 600/120 = 810/120 - 810/120 simplified gives 27/4
- So, 70/40 + 60/12 = 27/4
In mixed form: 63/4
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