Add 7/15 and 54/80
7/15 + 54/80 is 137/120.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 80 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 15 × 16 = 240,
7/15 = 7 × 16/15 × 16 = 112/240 - Likewise, for the 2nd fraction, since 80 × 3 = 240,
54/80 = 54 × 3/80 × 3 = 162/240 - Add the two like fractions:
112/240 + 162/240 = 112 + 162/240 = 274/240 - 274/240 simplified gives 137/120
- So, 7/15 + 54/80 = 137/120
In mixed form: 117/120
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