Add 14/16 and 21/70
14/16 + 21/70 is 47/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 70 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 16 × 35 = 560,
14/16 = 14 × 35/16 × 35 = 490/560 - Likewise, for the 2nd fraction, since 70 × 8 = 560,
21/70 = 21 × 8/70 × 8 = 168/560 - Add the two like fractions:
490/560 + 168/560 = 490 + 168/560 = 658/560 - 658/560 simplified gives 47/40
- So, 14/16 + 21/70 = 47/40
In mixed form: 17/40
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