Add 45/12 and 54/40
1st number: 3 9/12, 2nd number: 1 14/40
45/12 + 54/40 is 51/10.
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,
45/12 = 45 × 10/12 × 10 = 450/120 - Likewise, for the 2nd fraction, since 40 × 3 = 120,
54/40 = 54 × 3/40 × 3 = 162/120 - Add the two like fractions:
450/120 + 162/120 = 450 + 162/120 = 612/120 - 612/120 simplified gives 51/10
- So, 45/12 + 54/40 = 51/10
In mixed form: 51/10
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