Add 42/6 and 15/10
1st number: 7 0/6, 2nd number: 1 5/10
42/6 + 15/10 is 17/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 10 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 6 × 5 = 30,
42/6 = 42 × 5/6 × 5 = 210/30 - Likewise, for the 2nd fraction, since 10 × 3 = 30,
15/10 = 15 × 3/10 × 3 = 45/30 - Add the two like fractions:
210/30 + 45/30 = 210 + 45/30 = 255/30 - 255/30 simplified gives 17/2
- So, 42/6 + 15/10 = 17/2
In mixed form: 81/2
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