Add 90/4 and 20/40
1st number: 22 2/4, 2nd number: 20/40
90/4 + 20/40 is 23/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 40 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 4 × 10 = 40,
90/4 = 90 × 10/4 × 10 = 900/40 - Likewise, for the 2nd fraction, since 40 × 1 = 40,
20/40 = 20 × 1/40 × 1 = 20/40 - Add the two like fractions:
900/40 + 20/40 = 900 + 20/40 = 920/40 - 920/40 simplified gives 23/1
- So, 90/4 + 20/40 = 23/1
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