Add 45/48 and 3/40
45/48 + 3/40 is 81/80.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 40 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 48 × 5 = 240,
45/48 = 45 × 5/48 × 5 = 225/240 - Likewise, for the 2nd fraction, since 40 × 6 = 240,
3/40 = 3 × 6/40 × 6 = 18/240 - Add the two like fractions:
225/240 + 18/240 = 225 + 18/240 = 243/240 - 243/240 simplified gives 81/80
- So, 45/48 + 3/40 = 81/80
In mixed form: 11/80
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