Add 45/14 and 40/15
1st number: 3 3/14, 2nd number: 2 10/15
45/14 + 40/15 is 247/42.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 15 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 14 × 15 = 210,
45/14 = 45 × 15/14 × 15 = 675/210 - Likewise, for the 2nd fraction, since 15 × 14 = 210,
40/15 = 40 × 14/15 × 14 = 560/210 - Add the two like fractions:
675/210 + 560/210 = 675 + 560/210 = 1235/210 - 1235/210 simplified gives 247/42
- So, 45/14 + 40/15 = 247/42
In mixed form: 537/42
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