Add 10/42 and 63/40
1st number: 10/42, 2nd number: 1 23/40
10/42 + 63/40 is 1523/840.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 40 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 42 × 20 = 840,
10/42 = 10 × 20/42 × 20 = 200/840 - Likewise, for the 2nd fraction, since 40 × 21 = 840,
63/40 = 63 × 21/40 × 21 = 1323/840 - Add the two like fractions:
200/840 + 1323/840 = 200 + 1323/840 = 1523/840 - So, 10/42 + 63/40 = 1523/840
In mixed form: 1683/840
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