Add 56/60 and 45/42
1st number: 56/60, 2nd number: 1 3/42
56/60 + 45/42 is 421/210.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 42 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 60 × 7 = 420,
56/60 = 56 × 7/60 × 7 = 392/420 - Likewise, for the 2nd fraction, since 42 × 10 = 420,
45/42 = 45 × 10/42 × 10 = 450/420 - Add the two like fractions:
392/420 + 450/420 = 392 + 450/420 = 842/420 - 842/420 simplified gives 421/210
- So, 56/60 + 45/42 = 421/210
In mixed form: 21/210
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