Add 54/80 and 75/12
1st number: 54/80, 2nd number: 6 3/12
54/80 + 75/12 is 277/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 12 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 80 × 3 = 240,
54/80 = 54 × 3/80 × 3 = 162/240 - Likewise, for the 2nd fraction, since 12 × 20 = 240,
75/12 = 75 × 20/12 × 20 = 1500/240 - Add the two like fractions:
162/240 + 1500/240 = 162 + 1500/240 = 1662/240 - 1662/240 simplified gives 277/40
- So, 54/80 + 75/12 = 277/40
In mixed form: 637/40
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