Subtract 98/70 from 4/24, Solve 4/24

Subtract 98/70 from 4/24

1^st number: 4/24, 2^nd number: 1 28/70

4/24 - 98/70 is -37/30.

Find the least common denominator or LCM of the two denominators:
LCM of 24 and 70 is 840

Next, find the equivalent fraction of both fractional numbers with denominator 840
For the 1st fraction, since 24 × 35 = 840,
4/24 = 4 × 35/24 × 35 = 140/840
Likewise, for the 2nd fraction, since 70 × 12 = 840,
98/70 = 98 × 12/70 × 12 = 1176/840
Subtract the two like fractions:
140/840 - 1176/840 = 140 - 1176/840 = -1036/840
After reducing the fraction, the answer is -37/30

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad