Subtract 40/49 from 42/10
1st number: 4 2/10, 2nd number: 40/49
42/10 - 40/49 is 829/245.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 49 is 490
Next, find the equivalent fraction of both fractional numbers with denominator 490 - For the 1st fraction, since 10 × 49 = 490,
42/10 = 42 × 49/10 × 49 = 2058/490 - Likewise, for the 2nd fraction, since 49 × 10 = 490,
40/49 = 40 × 10/49 × 10 = 400/490 - Subtract the two like fractions:
2058/490 - 400/490 = 2058 - 400/490 = 1658/490 - After reducing the fraction, the answer is 829/245
- In mixed form: 394/245
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