Add 21/50 and 2/40
21/50 + 2/40 is 47/100.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 40 is 200
Next, find the equivalent fraction of both fractional numbers with denominator 200 - For the 1st fraction, since 50 × 4 = 200,
21/50 = 21 × 4/50 × 4 = 84/200 - Likewise, for the 2nd fraction, since 40 × 5 = 200,
2/40 = 2 × 5/40 × 5 = 10/200 - Add the two like fractions:
84/200 + 10/200 = 84 + 10/200 = 94/200 - 94/200 simplified gives 47/100
- So, 21/50 + 2/40 = 47/100
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