Add 42/14 and 45/10
1st number: 3 0/14, 2nd number: 4 5/10
42/14 + 45/10 is 15/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 10 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 14 × 5 = 70,
42/14 = 42 × 5/14 × 5 = 210/70 - Likewise, for the 2nd fraction, since 10 × 7 = 70,
45/10 = 45 × 7/10 × 7 = 315/70 - Add the two like fractions:
210/70 + 315/70 = 210 + 315/70 = 525/70 - 525/70 simplified gives 15/2
- So, 42/14 + 45/10 = 15/2
In mixed form: 71/2
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