Add 70/10 and 42/30
1st number: 7 0/10, 2nd number: 1 12/30
70/10 + 42/30 is 42/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 30 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 10 × 3 = 30,
70/10 = 70 × 3/10 × 3 = 210/30 - Likewise, for the 2nd fraction, since 30 × 1 = 30,
42/30 = 42 × 1/30 × 1 = 42/30 - Add the two like fractions:
210/30 + 42/30 = 210 + 42/30 = 252/30 - 252/30 simplified gives 42/5
- So, 70/10 + 42/30 = 42/5
In mixed form: 82/5
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