Add 70/90 and 45/10
1st number: 70/90, 2nd number: 4 5/10
70/90 + 45/10 is 95/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 10 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 90 × 1 = 90,
70/90 = 70 × 1/90 × 1 = 70/90 - Likewise, for the 2nd fraction, since 10 × 9 = 90,
45/10 = 45 × 9/10 × 9 = 405/90 - Add the two like fractions:
70/90 + 405/90 = 70 + 405/90 = 475/90 - 475/90 simplified gives 95/18
- So, 70/90 + 45/10 = 95/18
In mixed form: 55/18
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