Add 20/2 and 70/45
1st number: 10 0/2, 2nd number: 1 25/45
20/2 + 70/45 is 104/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 45 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 2 × 45 = 90,
20/2 = 20 × 45/2 × 45 = 900/90 - Likewise, for the 2nd fraction, since 45 × 2 = 90,
70/45 = 70 × 2/45 × 2 = 140/90 - Add the two like fractions:
900/90 + 140/90 = 900 + 140/90 = 1040/90 - 1040/90 simplified gives 104/9
- So, 20/2 + 70/45 = 104/9
In mixed form: 115/9
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