81/89 as a decimal
81/89 as a decimal is 0.91011235955056179775280898876404494382022471… (the digits 91011235955056179775280898876404494382022471 repeat forever), which is 0.91 rounded to 2 decimal places.
Change either number to try your own. The digits 91011235955056179775280898876404494382022471 repeat. Rounded to 2 places: 0.91. In lowest terms: 81/89.
See the full steps for these numbersHow to work it out
- 1
A fraction is a division. Divide the top number 81 by the bottom number 89.
- 2
89 does not go into 81 even once, so the whole part is 0 and we carry on after the decimal point.
- 3
Long division: bring down a zero each time (multiply the remainder by 10), divide by 89, and write the digit. A remainder comes back after 44 steps, so the digits 91011235955056179775280898876404494382022471 repeat forever.
- 4
The result is
LaTeX source of the formulas on this page
\[ \frac{81}{89} = 0.\overline{91011235955056179775280898876404494382022471} \]
\[ \frac{81}{89} = 81 \div 89 \]Long division of 81 by 89
| Step | Remainder × 10 | Divide by 89 | Remainder left |
|---|---|---|---|
| 1 | 810 | 810 ÷ 89 = 9 | 9 |
| 2 | 90 | 90 ÷ 89 = 1 | 1 |
| 3 | 10 | 10 ÷ 89 = 0 | 10 |
| 4 | 100 | 100 ÷ 89 = 1 | 11 |
| 5 | 110 | 110 ÷ 89 = 1 | 21 |
| 6 | 210 | 210 ÷ 89 = 2 | 32 |
| 7 | 320 | 320 ÷ 89 = 3 | 53 |
| 8 | 530 | 530 ÷ 89 = 5 | 85 |
| 9 | 850 | 850 ÷ 89 = 9 | 49 |
| 10 | 490 | 490 ÷ 89 = 5 | 45 |
| 11 | 450 | 450 ÷ 89 = 5 | 5 |
| 12 | 50 | 50 ÷ 89 = 0 | 50 |
Questions
What is 81/89 as a decimal?
81/89 as a decimal is 0.91011235955056179775280898876404494382022471… (the digits 91011235955056179775280898876404494382022471 repeat forever), which is 0.91 rounded to 2 decimal places.
Is 81/89 a terminating or a repeating decimal?
It repeats. The bottom number 89 = 89 has a prime factor other than 2 and 5, so the division never ends and the block 91011235955056179775280898876404494382022471 (44 digits) repeats.
What is 81/89 as a percent?
81/89 is 91.01123595505617977528089887640449438202247191…% as a percent.
How do I round 81/89 to 2 decimal places?
81/89 rounded to 2 decimal places is 0.91.