Add 70/90 and 28/10
1st number: 70/90, 2nd number: 2 8/10
70/90 + 28/10 is 161/45.
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,
28/10 = 28 × 9/10 × 9 = 252/90 - Add the two like fractions:
70/90 + 252/90 = 70 + 252/90 = 322/90 - 322/90 simplified gives 161/45
- So, 70/90 + 28/10 = 161/45
In mixed form: 326/45
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