Add 30/4 and 18/80
1st number: 7 2/4, 2nd number: 18/80
30/4 + 18/80 is 309/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 80 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 4 × 20 = 80,
30/4 = 30 × 20/4 × 20 = 600/80 - Likewise, for the 2nd fraction, since 80 × 1 = 80,
18/80 = 18 × 1/80 × 1 = 18/80 - Add the two like fractions:
600/80 + 18/80 = 600 + 18/80 = 618/80 - 618/80 simplified gives 309/40
- So, 30/4 + 18/80 = 309/40
In mixed form: 729/40
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