Add 63/12 and 9/40
1st number: 5 3/12, 2nd number: 9/40
63/12 + 9/40 is 219/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 40 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 12 × 10 = 120,
63/12 = 63 × 10/12 × 10 = 630/120 - Likewise, for the 2nd fraction, since 40 × 3 = 120,
9/40 = 9 × 3/40 × 3 = 27/120 - Add the two like fractions:
630/120 + 27/120 = 630 + 27/120 = 657/120 - 657/120 simplified gives 219/40
- So, 63/12 + 9/40 = 219/40
In mixed form: 519/40
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