Add 72/40 and 45/48
1st number: 1 32/40, 2nd number: 45/48
72/40 + 45/48 is 219/80.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 48 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 40 × 6 = 240,
72/40 = 72 × 6/40 × 6 = 432/240 - Likewise, for the 2nd fraction, since 48 × 5 = 240,
45/48 = 45 × 5/48 × 5 = 225/240 - Add the two like fractions:
432/240 + 225/240 = 432 + 225/240 = 657/240 - 657/240 simplified gives 219/80
- So, 72/40 + 45/48 = 219/80
In mixed form: 259/80
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