Solutions by everydaycalculation.com

1^{st} number: 2 8/21, 2^{nd} number: 18/45

5021 - 1845 is 208105.

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

LCM of 21 and 45 is**315**

Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 21 × 15 = 315,

5021 = 50 × 1521 × 15 = 750315 - Likewise, for the 2nd fraction, since 45 × 7 = 315,

1845 = 18 × 745 × 7 = 126315 - Subtract the two like fractions:

750315 - 126315 = 750 - 126315 = 624315 - After reducing the fraction, the answer is 208105
- In mixed form: 1103105

MathStep (Works offline)

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

Android and iPhone/ iPad

Related: ^{50}/_{21}-^{36}/_{45} ^{50}/_{42}-^{18}/_{45} ^{50}/_{21}-^{18}/_{90} ^{50}/_{21}-^{54}/_{45} ^{50}/_{63}-^{18}/_{45} ^{50}/_{21}-^{90}/_{45}

© everydaycalculation.com