Add 40/3 and 81/63
1st number: 13 1/3, 2nd number: 1 18/63
40/3 + 81/63 is 307/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 63 is 63
Next, find the equivalent fraction of both fractional numbers with denominator 63 - For the 1st fraction, since 3 × 21 = 63,
40/3 = 40 × 21/3 × 21 = 840/63 - Likewise, for the 2nd fraction, since 63 × 1 = 63,
81/63 = 81 × 1/63 × 1 = 81/63 - Add the two like fractions:
840/63 + 81/63 = 840 + 81/63 = 921/63 - 921/63 simplified gives 307/21
- So, 40/3 + 81/63 = 307/21
In mixed form: 1413/21
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