Add 7/15 and 21/80
7/15 + 21/80 is 35/48.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 80 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 15 × 16 = 240,
7/15 = 7 × 16/15 × 16 = 112/240 - Likewise, for the 2nd fraction, since 80 × 3 = 240,
21/80 = 21 × 3/80 × 3 = 63/240 - Add the two like fractions:
112/240 + 63/240 = 112 + 63/240 = 175/240 - 175/240 simplified gives 35/48
- So, 7/15 + 21/80 = 35/48
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