Add 20/50 and 45/18
1st number: 20/50, 2nd number: 2 9/18
20/50 + 45/18 is 29/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 18 is 450
Next, find the equivalent fraction of both fractional numbers with denominator 450 - For the 1st fraction, since 50 × 9 = 450,
20/50 = 20 × 9/50 × 9 = 180/450 - Likewise, for the 2nd fraction, since 18 × 25 = 450,
45/18 = 45 × 25/18 × 25 = 1125/450 - Add the two like fractions:
180/450 + 1125/450 = 180 + 1125/450 = 1305/450 - 1305/450 simplified gives 29/10
- So, 20/50 + 45/18 = 29/10
In mixed form: 29/10
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