Subtract 84/16 from 10/70, Solve 10/70

Subtract 84/16 from 10/70

1^st number: 10/70, 2^nd number: 5 4/16

10/70 - 84/16 is -143/28.

Find the least common denominator or LCM of the two denominators:
LCM of 70 and 16 is 560

Next, find the equivalent fraction of both fractional numbers with denominator 560
For the 1st fraction, since 70 × 8 = 560,
10/70 = 10 × 8/70 × 8 = 80/560
Likewise, for the 2nd fraction, since 16 × 35 = 560,
84/16 = 84 × 35/16 × 35 = 2940/560
Subtract the two like fractions:
80/560 - 2940/560 = 80 - 2940/560 = -2860/560
After reducing the fraction, the answer is -143/28

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