Add 40/16 and 45/12
1st number: 2 8/16, 2nd number: 3 9/12
40/16 + 45/12 is 25/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 12 is 48
Next, find the equivalent fraction of both fractional numbers with denominator 48 - For the 1st fraction, since 16 × 3 = 48,
40/16 = 40 × 3/16 × 3 = 120/48 - Likewise, for the 2nd fraction, since 12 × 4 = 48,
45/12 = 45 × 4/12 × 4 = 180/48 - Add the two like fractions:
120/48 + 180/48 = 120 + 180/48 = 300/48 - 300/48 simplified gives 25/4
- So, 40/16 + 45/12 = 25/4
In mixed form: 61/4
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