Add 10/90 and 70/50
1st number: 10/90, 2nd number: 1 20/50
10/90 + 70/50 is 68/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 50 is 450
Next, find the equivalent fraction of both fractional numbers with denominator 450 - For the 1st fraction, since 90 × 5 = 450,
10/90 = 10 × 5/90 × 5 = 50/450 - Likewise, for the 2nd fraction, since 50 × 9 = 450,
70/50 = 70 × 9/50 × 9 = 630/450 - Add the two like fractions:
50/450 + 630/450 = 50 + 630/450 = 680/450 - 680/450 simplified gives 68/45
- So, 10/90 + 70/50 = 68/45
In mixed form: 123/45
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