Add 63/5 and 12/40
1st number: 12 3/5, 2nd number: 12/40
63/5 + 12/40 is 129/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 40 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 5 × 8 = 40,
63/5 = 63 × 8/5 × 8 = 504/40 - Likewise, for the 2nd fraction, since 40 × 1 = 40,
12/40 = 12 × 1/40 × 1 = 12/40 - Add the two like fractions:
504/40 + 12/40 = 504 + 12/40 = 516/40 - 516/40 simplified gives 129/10
- So, 63/5 + 12/40 = 129/10
In mixed form: 129/10
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