Add 28/30 and 70/18
1st number: 28/30, 2nd number: 3 16/18
28/30 + 70/18 is 217/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 18 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 30 × 3 = 90,
28/30 = 28 × 3/30 × 3 = 84/90 - Likewise, for the 2nd fraction, since 18 × 5 = 90,
70/18 = 70 × 5/18 × 5 = 350/90 - Add the two like fractions:
84/90 + 350/90 = 84 + 350/90 = 434/90 - 434/90 simplified gives 217/45
- So, 28/30 + 70/18 = 217/45
In mixed form: 437/45
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