Add 45/80 and 30/8
1st number: 45/80, 2nd number: 3 6/8
45/80 + 30/8 is 69/16.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 8 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 80 × 1 = 80,
45/80 = 45 × 1/80 × 1 = 45/80 - Likewise, for the 2nd fraction, since 8 × 10 = 80,
30/8 = 30 × 10/8 × 10 = 300/80 - Add the two like fractions:
45/80 + 300/80 = 45 + 300/80 = 345/80 - 345/80 simplified gives 69/16
- So, 45/80 + 30/8 = 69/16
In mixed form: 45/16
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