Add 3/6 and 21/80
3/6 + 21/80 is 61/80.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 80 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 6 × 40 = 240,
3/6 = 3 × 40/6 × 40 = 120/240 - Likewise, for the 2nd fraction, since 80 × 3 = 240,
21/80 = 21 × 3/80 × 3 = 63/240 - Add the two like fractions:
120/240 + 63/240 = 120 + 63/240 = 183/240 - 183/240 simplified gives 61/80
- So, 3/6 + 21/80 = 61/80
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