Add 20/40 and 18/32
20/40 + 18/32 is 17/16.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 32 is 160
Next, find the equivalent fraction of both fractional numbers with denominator 160 - For the 1st fraction, since 40 × 4 = 160,
20/40 = 20 × 4/40 × 4 = 80/160 - Likewise, for the 2nd fraction, since 32 × 5 = 160,
18/32 = 18 × 5/32 × 5 = 90/160 - Add the two like fractions:
80/160 + 90/160 = 80 + 90/160 = 170/160 - 170/160 simplified gives 17/16
- So, 20/40 + 18/32 = 17/16
In mixed form: 11/16
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