Add 42/10 and 40/63
1st number: 4 2/10, 2nd number: 40/63
42/10 + 40/63 is 1523/315.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 63 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 10 × 63 = 630,
42/10 = 42 × 63/10 × 63 = 2646/630 - Likewise, for the 2nd fraction, since 63 × 10 = 630,
40/63 = 40 × 10/63 × 10 = 400/630 - Add the two like fractions:
2646/630 + 400/630 = 2646 + 400/630 = 3046/630 - 3046/630 simplified gives 1523/315
- So, 42/10 + 40/63 = 1523/315
In mixed form: 4263/315
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