Add 8/30 and 54/70
8/30 + 54/70 is 109/105.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 70 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 30 × 7 = 210,
8/30 = 8 × 7/30 × 7 = 56/210 - Likewise, for the 2nd fraction, since 70 × 3 = 210,
54/70 = 54 × 3/70 × 3 = 162/210 - Add the two like fractions:
56/210 + 162/210 = 56 + 162/210 = 218/210 - 218/210 simplified gives 109/105
- So, 8/30 + 54/70 = 109/105
In mixed form: 14/105
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