Add 54/10 and 27/42
1st number: 5 4/10, 2nd number: 27/42
54/10 + 27/42 is 423/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 42 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 10 × 21 = 210,
54/10 = 54 × 21/10 × 21 = 1134/210 - Likewise, for the 2nd fraction, since 42 × 5 = 210,
27/42 = 27 × 5/42 × 5 = 135/210 - Add the two like fractions:
1134/210 + 135/210 = 1134 + 135/210 = 1269/210 - 1269/210 simplified gives 423/70
- So, 54/10 + 27/42 = 423/70
In mixed form: 63/70
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