Add 3/6 and 21/56
36 + 2156 is 78.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 56 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 6 × 28 = 168,
36 = 3 × 286 × 28 = 84168 - Likewise, for the 2nd fraction, since 56 × 3 = 168,
2156 = 21 × 356 × 3 = 63168 - Add the two like fractions:
84168 + 63168 = 84 + 63168 = 147168 - 147/168 simplified gives 78
- So, 3/6 + 21/56 = 7/8
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