Add 63/5 and 9/42
1st number: 12 3/5, 2nd number: 9/42
63/5 + 9/42 is 897/70.
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,
9/42 = 9 × 5/42 × 5 = 45/210 - Add the two like fractions:
2646/210 + 45/210 = 2646 + 45/210 = 2691/210 - 2691/210 simplified gives 897/70
- So, 63/5 + 9/42 = 897/70
In mixed form: 1257/70
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