Add 12/3 and 63/40
1st number: 4 0/3, 2nd number: 1 23/40
12/3 + 63/40 is 223/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 40 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 3 × 40 = 120,
12/3 = 12 × 40/3 × 40 = 480/120 - Likewise, for the 2nd fraction, since 40 × 3 = 120,
63/40 = 63 × 3/40 × 3 = 189/120 - Add the two like fractions:
480/120 + 189/120 = 480 + 189/120 = 669/120 - 669/120 simplified gives 223/40
- So, 12/3 + 63/40 = 223/40
In mixed form: 523/40
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