Add 12/63 and 40/80
12/63 + 40/80 is 29/42.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 80 is 5040
Next, find the equivalent fraction of both fractional numbers with denominator 5040 - For the 1st fraction, since 63 × 80 = 5040,
12/63 = 12 × 80/63 × 80 = 960/5040 - Likewise, for the 2nd fraction, since 80 × 63 = 5040,
40/80 = 40 × 63/80 × 63 = 2520/5040 - Add the two like fractions:
960/5040 + 2520/5040 = 960 + 2520/5040 = 3480/5040 - 3480/5040 simplified gives 29/42
- So, 12/63 + 40/80 = 29/42
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