Add 40/70 and 49/56
40/70 + 49/56 is 81/56.
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,
49/56 = 49 × 5/56 × 5 = 245/280 - Add the two like fractions:
160/280 + 245/280 = 160 + 245/280 = 405/280 - 405/280 simplified gives 81/56
- So, 40/70 + 49/56 = 81/56
In mixed form: 125/56
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