Add 18/3 and 70/45
1st number: 6 0/3, 2nd number: 1 25/45
18/3 + 70/45 is 68/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 45 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 3 × 15 = 45,
18/3 = 18 × 15/3 × 15 = 270/45 - Likewise, for the 2nd fraction, since 45 × 1 = 45,
70/45 = 70 × 1/45 × 1 = 70/45 - Add the two like fractions:
270/45 + 70/45 = 270 + 70/45 = 340/45 - 340/45 simplified gives 68/9
- So, 18/3 + 70/45 = 68/9
In mixed form: 75/9
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