Add 3/20 and 21/75
3/20 + 21/75 is 43/100.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 75 is 300
Next, find the equivalent fraction of both fractional numbers with denominator 300 - For the 1st fraction, since 20 × 15 = 300,
3/20 = 3 × 15/20 × 15 = 45/300 - Likewise, for the 2nd fraction, since 75 × 4 = 300,
21/75 = 21 × 4/75 × 4 = 84/300 - Add the two like fractions:
45/300 + 84/300 = 45 + 84/300 = 129/300 - 129/300 simplified gives 43/100
- So, 3/20 + 21/75 = 43/100
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