Add 45/90 and 80/50
1st number: 45/90, 2nd number: 1 30/50
45/90 + 80/50 is 21/10.
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,
45/90 = 45 × 5/90 × 5 = 225/450 - Likewise, for the 2nd fraction, since 50 × 9 = 450,
80/50 = 80 × 9/50 × 9 = 720/450 - Add the two like fractions:
225/450 + 720/450 = 225 + 720/450 = 945/450 - 945/450 simplified gives 21/10
- So, 45/90 + 80/50 = 21/10
In mixed form: 21/10
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