Add 63/5 and 18/42
1st number: 12 3/5, 2nd number: 18/42
63/5 + 18/42 is 456/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 42 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 5 × 42 = 210,
63/5 = 63 × 42/5 × 42 = 2646/210 - Likewise, for the 2nd fraction, since 42 × 5 = 210,
18/42 = 18 × 5/42 × 5 = 90/210 - Add the two like fractions:
2646/210 + 90/210 = 2646 + 90/210 = 2736/210 - 2736/210 simplified gives 456/35
- So, 63/5 + 18/42 = 456/35
In mixed form: 131/35
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