Add 70/18 and 18/80
1st number: 3 16/18, 2nd number: 18/80
70/18 + 18/80 is 1481/360.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 80 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 18 × 40 = 720,
70/18 = 70 × 40/18 × 40 = 2800/720 - Likewise, for the 2nd fraction, since 80 × 9 = 720,
18/80 = 18 × 9/80 × 9 = 162/720 - Add the two like fractions:
2800/720 + 162/720 = 2800 + 162/720 = 2962/720 - 2962/720 simplified gives 1481/360
- So, 70/18 + 18/80 = 1481/360
In mixed form: 441/360
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