Add 7/81 and 45/10
1st number: 7/81, 2nd number: 4 5/10
7/81 + 45/10 is 743/162.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 10 is 810
Next, find the equivalent fraction of both fractional numbers with denominator 810 - For the 1st fraction, since 81 × 10 = 810,
7/81 = 7 × 10/81 × 10 = 70/810 - Likewise, for the 2nd fraction, since 10 × 81 = 810,
45/10 = 45 × 81/10 × 81 = 3645/810 - Add the two like fractions:
70/810 + 3645/810 = 70 + 3645/810 = 3715/810 - 3715/810 simplified gives 743/162
- So, 7/81 + 45/10 = 743/162
In mixed form: 495/162
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