Add 7/16 and 20/40
7/16 + 20/40 is 15/16.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 40 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 16 × 5 = 80,
7/16 = 7 × 5/16 × 5 = 35/80 - Likewise, for the 2nd fraction, since 40 × 2 = 80,
20/40 = 20 × 2/40 × 2 = 40/80 - Add the two like fractions:
35/80 + 40/80 = 35 + 40/80 = 75/80 - 75/80 simplified gives 15/16
- So, 7/16 + 20/40 = 15/16
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