Solutions by everydaycalculation.com

1^{st} number: 1/7, 2^{nd} number: 1 2/8

17 - 108 is -3128.

- Find the least common denominator or LCM of the two denominators:

LCM of 7 and 8 is**56**

Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 7 × 8 = 56,

17 = 1 × 87 × 8 = 856 - Likewise, for the 2nd fraction, since 8 × 7 = 56,

108 = 10 × 78 × 7 = 7056 - Subtract the two like fractions:

856 - 7056 = 8 - 7056 = -6256 - After reducing the fraction, the answer is -3128

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:

Android and iPhone/ iPad

Related: ^{2}/_{7}-^{10}/_{8} ^{1}/_{7}-^{20}/_{8} ^{1}/_{14}-^{10}/_{8} ^{1}/_{7}-^{10}/_{16} ^{3}/_{7}-^{10}/_{8} ^{1}/_{7}-^{30}/_{8} ^{1}/_{21}-^{10}/_{8} ^{1}/_{7}-^{10}/_{24} ^{5}/_{7}-^{10}/_{8} ^{1}/_{7}-^{50}/_{8} ^{1}/_{35}-^{10}/_{8} ^{1}/_{7}-^{10}/_{40} ^{1}/_{7}-^{70}/_{8} ^{1}/_{49}-^{10}/_{8} ^{1}/_{7}-^{10}/_{56}

© everydaycalculation.com