Add 7/27 and 40/84
7/27 + 40/84 is 139/189.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 84 is 756
Next, find the equivalent fraction of both fractional numbers with denominator 756 - For the 1st fraction, since 27 × 28 = 756,
7/27 = 7 × 28/27 × 28 = 196/756 - Likewise, for the 2nd fraction, since 84 × 9 = 756,
40/84 = 40 × 9/84 × 9 = 360/756 - Add the two like fractions:
196/756 + 360/756 = 196 + 360/756 = 556/756 - 556/756 simplified gives 139/189
- So, 7/27 + 40/84 = 139/189
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