Add 40/56 and 60/70
40/56 + 60/70 is 11/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 70 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 56 × 5 = 280,
40/56 = 40 × 5/56 × 5 = 200/280 - Likewise, for the 2nd fraction, since 70 × 4 = 280,
60/70 = 60 × 4/70 × 4 = 240/280 - Add the two like fractions:
200/280 + 240/280 = 200 + 240/280 = 440/280 - 440/280 simplified gives 11/7
- So, 40/56 + 60/70 = 11/7
In mixed form: 14/7
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