Add 45/14 and 80/60
1st number: 3 3/14, 2nd number: 1 20/60
45/14 + 80/60 is 191/42.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 60 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 14 × 30 = 420,
45/14 = 45 × 30/14 × 30 = 1350/420 - Likewise, for the 2nd fraction, since 60 × 7 = 420,
80/60 = 80 × 7/60 × 7 = 560/420 - Add the two like fractions:
1350/420 + 560/420 = 1350 + 560/420 = 1910/420 - 1910/420 simplified gives 191/42
- So, 45/14 + 80/60 = 191/42
In mixed form: 423/42
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