Add 9/20 and 16/45
9/20 + 16/45 is 29/36.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 45 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 20 × 9 = 180,
9/20 = 9 × 9/20 × 9 = 81/180 - Likewise, for the 2nd fraction, since 45 × 4 = 180,
16/45 = 16 × 4/45 × 4 = 64/180 - Add the two like fractions:
81/180 + 64/180 = 81 + 64/180 = 145/180 - 145/180 simplified gives 29/36
- So, 9/20 + 16/45 = 29/36
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