Add 63/10 and 45/81
1st number: 6 3/10, 2nd number: 45/81
63/10 + 45/81 is 617/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 81 is 810
Next, find the equivalent fraction of both fractional numbers with denominator 810 - For the 1st fraction, since 10 × 81 = 810,
63/10 = 63 × 81/10 × 81 = 5103/810 - Likewise, for the 2nd fraction, since 81 × 10 = 810,
45/81 = 45 × 10/81 × 10 = 450/810 - Add the two like fractions:
5103/810 + 450/810 = 5103 + 450/810 = 5553/810 - 5553/810 simplified gives 617/90
- So, 63/10 + 45/81 = 617/90
In mixed form: 677/90
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