Add 30/12 and 63/40
1st number: 2 6/12, 2nd number: 1 23/40
30/12 + 63/40 is 163/40.
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,
30/12 = 30 × 10/12 × 10 = 300/120 - Likewise, for the 2nd fraction, since 40 × 3 = 120,
63/40 = 63 × 3/40 × 3 = 189/120 - Add the two like fractions:
300/120 + 189/120 = 300 + 189/120 = 489/120 - 489/120 simplified gives 163/40
- So, 30/12 + 63/40 = 163/40
In mixed form: 43/40
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