Add 45/40 and 40/12
1st number: 1 5/40, 2nd number: 3 4/12
45/40 + 40/12 is 107/24.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 12 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 40 × 3 = 120,
45/40 = 45 × 3/40 × 3 = 135/120 - Likewise, for the 2nd fraction, since 12 × 10 = 120,
40/12 = 40 × 10/12 × 10 = 400/120 - Add the two like fractions:
135/120 + 400/120 = 135 + 400/120 = 535/120 - 535/120 simplified gives 107/24
- So, 45/40 + 40/12 = 107/24
In mixed form: 411/24
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