Add 72/15 and 1/16
1st number: 4 12/15, 2nd number: 1/16
72/15 + 1/16 is 389/80.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 16 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 15 × 16 = 240,
72/15 = 72 × 16/15 × 16 = 1152/240 - Likewise, for the 2nd fraction, since 16 × 15 = 240,
1/16 = 1 × 15/16 × 15 = 15/240 - Add the two like fractions:
1152/240 + 15/240 = 1152 + 15/240 = 1167/240 - 1167/240 simplified gives 389/80
- So, 72/15 + 1/16 = 389/80
In mixed form: 469/80
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