Question
What is the quotient and remainder when $ 389 $ is divided by $ 20 $ ?
Answer
The quotient is 19 and the remainder is 9.
Explanation
| Division Table | ||||
| 0 | 1 | 9 | ||
| 2 | 0 | 3 | 8 | 9 |
| – | 0 | |||
| 3 | 8 | |||
| – | 2 | 0 | ||
| 1 | 8 | 9 | ||
| – | 1 | 8 | 0 | |
| 9 | ||||
|
STEP 0: set up a division table |
||||
| 2 | 0 | 3 | 8 | 9 |
|
STEP 1: DIVIDE 3 : 20 = 0 with a remainder of 3 |
||||
| 0 | ||||
| 2 | 0 | 3 | 8 | 9 |
|
STEP 2: MULTIPLY 0 · 20 = 0 |
||||
| 0 | ||||
| 2 | 0 | 3 | 8 | 9 |
| 0 | ||||
|
STEP 3: SUBTRACT 3 - 0 = 3 |
||||
| 0 | ||||
| 2 | 0 | 3 | 8 | 9 |
| – | 0 | |||
| 3 | ||||
| STEP 4: BRING DOWN | ||||
| 0 | ||||
| 2 | 0 | 3 | 8 | 9 |
| – | 0 | |||
| 3 | 8 | |||
|
STEP 5: DIVIDE 38 : 20 = 1 with a remainder of 18 |
||||
| 0 | 1 | |||
| 2 | 0 | 3 | 8 | 9 |
| – | 0 | |||
| 3 | 8 | |||
|
STEP 6: MULTIPLY 1 · 20 = 20 |
||||
| 0 | 1 | |||
| 2 | 0 | 3 | 8 | 9 |
| – | 0 | |||
| 3 | 8 | |||
| 2 | 0 | |||
|
STEP 7: SUBTRACT 38 - 20 = 18 |
||||
| 0 | 1 | |||
| 2 | 0 | 3 | 8 | 9 |
| – | 0 | |||
| 3 | 8 | |||
| – | 2 | 0 | ||
| 1 | 8 | |||
| STEP 8: BRING DOWN | ||||
| 0 | 1 | |||
| 2 | 0 | 3 | 8 | 9 |
| – | 0 | |||
| 3 | 8 | |||
| – | 2 | 0 | ||
| 1 | 8 | 9 | ||
|
STEP 9: DIVIDE 189 : 20 = 9 with a remainder of 9 |
||||
| 0 | 1 | 9 | ||
| 2 | 0 | 3 | 8 | 9 |
| – | 0 | |||
| 3 | 8 | |||
| – | 2 | 0 | ||
| 1 | 8 | 9 | ||
|
STEP 10: MULTIPLY 9 · 20 = 180 |
||||
| 0 | 1 | 9 | ||
| 2 | 0 | 3 | 8 | 9 |
| – | 0 | |||
| 3 | 8 | |||
| – | 2 | 0 | ||
| 1 | 8 | 9 | ||
| 1 | 8 | 0 | ||
|
STEP 11: SUBTRACT 189 - 180 = 9 |
||||
| 0 | 1 | 9 | ||
| 2 | 0 | 3 | 8 | 9 |
| – | 0 | |||
| 3 | 8 | |||
| – | 2 | 0 | ||
| 1 | 8 | 9 | ||
| – | 1 | 8 | 0 | |
| 9 | ||||
|
STEP 11: SUBTRACT 189 - 180 = 9 |
||||
| 0 | 1 | 9 | ||
| 2 | 0 | 3 | 8 | 9 |
| – | 0 | |||
| 3 | 8 | |||
| – | 2 | 0 | ||
| 1 | 8 | 9 | ||
| – | 1 | 8 | 0 | |
| 9 | ||||
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