Add 3/90 and 70/50
1st number: 3/90, 2nd number: 1 20/50
3/90 + 70/50 is 43/30.
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,
3/90 = 3 × 5/90 × 5 = 15/450 - Likewise, for the 2nd fraction, since 50 × 9 = 450,
70/50 = 70 × 9/50 × 9 = 630/450 - Add the two like fractions:
15/450 + 630/450 = 15 + 630/450 = 645/450 - 645/450 simplified gives 43/30
- So, 3/90 + 70/50 = 43/30
In mixed form: 113/30
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