Add 40/70 and 18/56
40/70 + 18/56 is 25/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 56 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 70 × 4 = 280,
40/70 = 40 × 4/70 × 4 = 160/280 - Likewise, for the 2nd fraction, since 56 × 5 = 280,
18/56 = 18 × 5/56 × 5 = 90/280 - Add the two like fractions:
160/280 + 90/280 = 160 + 90/280 = 250/280 - 250/280 simplified gives 25/28
- So, 40/70 + 18/56 = 25/28
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