Add 36/12 and 40/80
1st number: 3 0/12, 2nd number: 40/80
36/12 + 40/80 is 7/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 80 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 12 × 20 = 240,
36/12 = 36 × 20/12 × 20 = 720/240 - Likewise, for the 2nd fraction, since 80 × 3 = 240,
40/80 = 40 × 3/80 × 3 = 120/240 - Add the two like fractions:
720/240 + 120/240 = 720 + 120/240 = 840/240 - 840/240 simplified gives 7/2
- So, 36/12 + 40/80 = 7/2
In mixed form: 31/2
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