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Question
What is the quotient and remainder when $ 1620 $ is divided by $ 18 $ ?
Answer
The quotient is 90 and the remainder is 0.
Explanation
|
Division Table
|
| | | 0 | 0 | 9 | 0 |
| 1 | 8 | 1 | 6 | 2 | 0 |
| | – | 0 | | | |
| | | 1 | 6 | | |
| | | – | 0 | | |
| | | 1 | 6 | 2 | |
| | – | 1 | 6 | 2 | |
| | | | | 0 | |
| | | | – | 0 | |
| | | | | 0 | |
STEP 0: set up a division table
|
| | | | | | |
| 1 | 8 | 1 | 6 | 2 | 0 |
STEP 1: DIVIDE 1 : 18 = 0 with a remainder of 1
|
| | | 0 | | | |
| 1 | 8 | 1 | 6 | 2 | 0 |
STEP 2: MULTIPLY 0 · 18 = 0
|
| | | 0 | | | |
| 1 | 8 | 1 | 6 | 2 | 0 |
| | | 0 | | | |
STEP 3: SUBTRACT 1 - 0 = 1
|
| | | 0 | | | |
| 1 | 8 | 1 | 6 | 2 | 0 |
| | – | 0 | | | |
| | | 1 | | | |
|
STEP 4: BRING DOWN
|
| | | 0 | | | |
| 1 | 8 | 1 | 6 | 2 | 0 |
| | – | 0 | | | |
| | | 1 | 6 | | |
STEP 5: DIVIDE 16 : 18 = 0 with a remainder of 16
|
| | | 0 | 0 | | |
| 1 | 8 | 1 | 6 | 2 | 0 |
| | – | 0 | | | |
| | | 1 | 6 | | |
STEP 6: MULTIPLY 0 · 18 = 0
|
| | | 0 | 0 | | |
| 1 | 8 | 1 | 6 | 2 | 0 |
| | – | 0 | | | |
| | | 1 | 6 | | |
| | | | 0 | | |
STEP 7: SUBTRACT 16 - 0 = 16
|
| | | 0 | 0 | | |
| 1 | 8 | 1 | 6 | 2 | 0 |
| | – | 0 | | | |
| | | 1 | 6 | | |
| | | – | 0 | | |
| | | 1 | 6 | | |
|
STEP 8: BRING DOWN
|
| | | 0 | 0 | | |
| 1 | 8 | 1 | 6 | 2 | 0 |
| | – | 0 | | | |
| | | 1 | 6 | | |
| | | – | 0 | | |
| | | 1 | 6 | 2 | |
STEP 9: DIVIDE 162 : 18 = 9 with a remainder of 0
|
| | | 0 | 0 | 9 | |
| 1 | 8 | 1 | 6 | 2 | 0 |
| | – | 0 | | | |
| | | 1 | 6 | | |
| | | – | 0 | | |
| | | 1 | 6 | 2 | |
STEP 10: MULTIPLY 9 · 18 = 162
|
| | | 0 | 0 | 9 | |
| 1 | 8 | 1 | 6 | 2 | 0 |
| | – | 0 | | | |
| | | 1 | 6 | | |
| | | – | 0 | | |
| | | 1 | 6 | 2 | |
| | | 1 | 6 | 2 | |
STEP 11: SUBTRACT 162 - 162 = 0
|
| | | 0 | 0 | 9 | |
| 1 | 8 | 1 | 6 | 2 | 0 |
| | – | 0 | | | |
| | | 1 | 6 | | |
| | | – | 0 | | |
| | | 1 | 6 | 2 | |
| | – | 1 | 6 | 2 | |
| | | | | 0 | |
|
STEP 12: BRING DOWN
|
| | | 0 | 0 | 9 | |
| 1 | 8 | 1 | 6 | 2 | 0 |
| | – | 0 | | | |
| | | 1 | 6 | | |
| | | – | 0 | | |
| | | 1 | 6 | 2 | |
| | – | 1 | 6 | 2 | |
| | | | | 0 | |
STEP 13: DIVIDE 0 : 18 = 0 with a remainder of 0
|
| | | 0 | 0 | 9 | 0 |
| 1 | 8 | 1 | 6 | 2 | 0 |
| | – | 0 | | | |
| | | 1 | 6 | | |
| | | – | 0 | | |
| | | 1 | 6 | 2 | |
| | – | 1 | 6 | 2 | |
| | | | | 0 | |
STEP 14: MULTIPLY 0 · 18 = 0
|
| | | 0 | 0 | 9 | 0 |
| 1 | 8 | 1 | 6 | 2 | 0 |
| | – | 0 | | | |
| | | 1 | 6 | | |
| | | – | 0 | | |
| | | 1 | 6 | 2 | |
| | – | 1 | 6 | 2 | |
| | | | | 0 | |
| | | | | 0 | |
STEP 15: SUBTRACT 0 - 0 = 0
|
| | | 0 | 0 | 9 | 0 |
| 1 | 8 | 1 | 6 | 2 | 0 |
| | – | 0 | | | |
| | | 1 | 6 | | |
| | | – | 0 | | |
| | | 1 | 6 | 2 | |
| | – | 1 | 6 | 2 | |
| | | | | 0 | |
| | | | – | 0 | |
| | | | | 0 | |
STEP 15: SUBTRACT 0 - 0 = 0
|
| | | 0 | 0 | 9 | 0 |
| 1 | 8 | 1 | 6 | 2 | 0 |
| | – | 0 | | | |
| | | 1 | 6 | | |
| | | – | 0 | | |
| | | 1 | 6 | 2 | |
| | – | 1 | 6 | 2 | |
| | | | | 0 | |
| | | | – | 0 | |
| | | | | 0 | |
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