Add 40/80 and 54/63
40/80 + 54/63 is 19/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 63 is 5040
Next, find the equivalent fraction of both fractional numbers with denominator 5040 - For the 1st fraction, since 80 × 63 = 5040,
40/80 = 40 × 63/80 × 63 = 2520/5040 - Likewise, for the 2nd fraction, since 63 × 80 = 5040,
54/63 = 54 × 80/63 × 80 = 4320/5040 - Add the two like fractions:
2520/5040 + 4320/5040 = 2520 + 4320/5040 = 6840/5040 - 6840/5040 simplified gives 19/14
- So, 40/80 + 54/63 = 19/14
In mixed form: 15/14
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