Subtract 70/36 from 30/7, Solve 4 2/7

Subtract 70/36 from 30/7

1^st number: 4 2/7, 2^nd number: 1 34/36

30/7 - 70/36 is 295/126.

Find the least common denominator or LCM of the two denominators:
LCM of 7 and 36 is 252

Next, find the equivalent fraction of both fractional numbers with denominator 252
For the 1st fraction, since 7 × 36 = 252,
30/7 = 30 × 36/7 × 36 = 1080/252
Likewise, for the 2nd fraction, since 36 × 7 = 252,
70/36 = 70 × 7/36 × 7 = 490/252
Subtract the two like fractions:
1080/252 - 490/252 = 1080 - 490/252 = 590/252
After reducing the fraction, the answer is 295/126
In mixed form: 243/126

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