Add 18/40 and 14/70
18/40 + 14/70 is 13/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 70 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 40 × 7 = 280,
18/40 = 18 × 7/40 × 7 = 126/280 - Likewise, for the 2nd fraction, since 70 × 4 = 280,
14/70 = 14 × 4/70 × 4 = 56/280 - Add the two like fractions:
126/280 + 56/280 = 126 + 56/280 = 182/280 - 182/280 simplified gives 13/20
- So, 18/40 + 14/70 = 13/20
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