Add 72/40 and 15/48
1st number: 1 32/40, 2nd number: 15/48
72/40 + 15/48 is 169/80.
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,
15/48 = 15 × 5/48 × 5 = 75/240 - Add the two like fractions:
432/240 + 75/240 = 432 + 75/240 = 507/240 - 507/240 simplified gives 169/80
- So, 72/40 + 15/48 = 169/80
In mixed form: 29/80
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