Solutions by everydaycalculation.com

1^{st} number: 1 5/45, 2^{nd} number: 3/90

5045 - 390 is 9790.

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

LCM of 45 and 90 is**90**

Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 45 × 2 = 90,

5045 = 50 × 245 × 2 = 10090 - Likewise, for the 2nd fraction, since 90 × 1 = 90,

390 = 3 × 190 × 1 = 390 - Subtract the two like fractions:

10090 - 390 = 100 - 390 = 9790 - In mixed form: 1790

MathStep (Works offline)

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

Android and iPhone/ iPad

Related: ^{50}/_{45}-^{6}/_{90} ^{50}/_{90}-^{3}/_{90} ^{50}/_{45}-^{9}/_{90} ^{50}/_{45}-^{15}/_{90} ^{50}/_{45}-^{21}/_{90}

© everydaycalculation.com