Subtract 45/70 from 40/9, Solve 4 4/9

Subtract 45/70 from 40/9

1^st number: 4 4/9, 2^nd number: 45/70

40/9 - 45/70 is 479/126.

Find the least common denominator or LCM of the two denominators:
LCM of 9 and 70 is 630

Next, find the equivalent fraction of both fractional numbers with denominator 630
For the 1st fraction, since 9 × 70 = 630,
40/9 = 40 × 70/9 × 70 = 2800/630
Likewise, for the 2nd fraction, since 70 × 9 = 630,
45/70 = 45 × 9/70 × 9 = 405/630
Subtract the two like fractions:
2800/630 - 405/630 = 2800 - 405/630 = 2395/630
After reducing the fraction, the answer is 479/126
In mixed form: 3101/126

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