Add 14/18 and 4/40
14/18 + 4/40 is 79/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 40 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 18 × 20 = 360,
14/18 = 14 × 20/18 × 20 = 280/360 - Likewise, for the 2nd fraction, since 40 × 9 = 360,
4/40 = 4 × 9/40 × 9 = 36/360 - Add the two like fractions:
280/360 + 36/360 = 280 + 36/360 = 316/360 - 316/360 simplified gives 79/90
- So, 14/18 + 4/40 = 79/90
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