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Question
What is the quotient and remainder when $ 7315 $ is divided by $ 12 $ ?
Answer
The quotient is 609 and the remainder is 7.
Explanation
|
Division Table
|
| | | 0 | 6 | 0 | 9 |
| 1 | 2 | 7 | 3 | 1 | 5 |
| | – | 0 | | | |
| | | 7 | 3 | | |
| | – | 7 | 2 | | |
| | | | 1 | 1 | |
| | | | – | 0 | |
| | | | 1 | 1 | 5 |
| | | – | 1 | 0 | 8 |
| | | | | | 7 |
STEP 0: set up a division table
|
| | | | | | |
| 1 | 2 | 7 | 3 | 1 | 5 |
STEP 1: DIVIDE 7 : 12 = 0 with a remainder of 7
|
| | | 0 | | | |
| 1 | 2 | 7 | 3 | 1 | 5 |
STEP 2: MULTIPLY 0 · 12 = 0
|
| | | 0 | | | |
| 1 | 2 | 7 | 3 | 1 | 5 |
| | | 0 | | | |
STEP 3: SUBTRACT 7 - 0 = 7
|
| | | 0 | | | |
| 1 | 2 | 7 | 3 | 1 | 5 |
| | – | 0 | | | |
| | | 7 | | | |
|
STEP 4: BRING DOWN
|
| | | 0 | | | |
| 1 | 2 | 7 | 3 | 1 | 5 |
| | – | 0 | | | |
| | | 7 | 3 | | |
STEP 5: DIVIDE 73 : 12 = 6 with a remainder of 1
|
| | | 0 | 6 | | |
| 1 | 2 | 7 | 3 | 1 | 5 |
| | – | 0 | | | |
| | | 7 | 3 | | |
STEP 6: MULTIPLY 6 · 12 = 72
|
| | | 0 | 6 | | |
| 1 | 2 | 7 | 3 | 1 | 5 |
| | – | 0 | | | |
| | | 7 | 3 | | |
| | | 7 | 2 | | |
STEP 7: SUBTRACT 73 - 72 = 1
|
| | | 0 | 6 | | |
| 1 | 2 | 7 | 3 | 1 | 5 |
| | – | 0 | | | |
| | | 7 | 3 | | |
| | – | 7 | 2 | | |
| | | | 1 | | |
|
STEP 8: BRING DOWN
|
| | | 0 | 6 | | |
| 1 | 2 | 7 | 3 | 1 | 5 |
| | – | 0 | | | |
| | | 7 | 3 | | |
| | – | 7 | 2 | | |
| | | | 1 | 1 | |
STEP 9: DIVIDE 11 : 12 = 0 with a remainder of 11
|
| | | 0 | 6 | 0 | |
| 1 | 2 | 7 | 3 | 1 | 5 |
| | – | 0 | | | |
| | | 7 | 3 | | |
| | – | 7 | 2 | | |
| | | | 1 | 1 | |
STEP 10: MULTIPLY 0 · 12 = 0
|
| | | 0 | 6 | 0 | |
| 1 | 2 | 7 | 3 | 1 | 5 |
| | – | 0 | | | |
| | | 7 | 3 | | |
| | – | 7 | 2 | | |
| | | | 1 | 1 | |
| | | | | 0 | |
STEP 11: SUBTRACT 11 - 0 = 11
|
| | | 0 | 6 | 0 | |
| 1 | 2 | 7 | 3 | 1 | 5 |
| | – | 0 | | | |
| | | 7 | 3 | | |
| | – | 7 | 2 | | |
| | | | 1 | 1 | |
| | | | – | 0 | |
| | | | 1 | 1 | |
|
STEP 12: BRING DOWN
|
| | | 0 | 6 | 0 | |
| 1 | 2 | 7 | 3 | 1 | 5 |
| | – | 0 | | | |
| | | 7 | 3 | | |
| | – | 7 | 2 | | |
| | | | 1 | 1 | |
| | | | – | 0 | |
| | | | 1 | 1 | 5 |
STEP 13: DIVIDE 115 : 12 = 9 with a remainder of 7
|
| | | 0 | 6 | 0 | 9 |
| 1 | 2 | 7 | 3 | 1 | 5 |
| | – | 0 | | | |
| | | 7 | 3 | | |
| | – | 7 | 2 | | |
| | | | 1 | 1 | |
| | | | – | 0 | |
| | | | 1 | 1 | 5 |
STEP 14: MULTIPLY 9 · 12 = 108
|
| | | 0 | 6 | 0 | 9 |
| 1 | 2 | 7 | 3 | 1 | 5 |
| | – | 0 | | | |
| | | 7 | 3 | | |
| | – | 7 | 2 | | |
| | | | 1 | 1 | |
| | | | – | 0 | |
| | | | 1 | 1 | 5 |
| | | | 1 | 0 | 8 |
STEP 15: SUBTRACT 115 - 108 = 7
|
| | | 0 | 6 | 0 | 9 |
| 1 | 2 | 7 | 3 | 1 | 5 |
| | – | 0 | | | |
| | | 7 | 3 | | |
| | – | 7 | 2 | | |
| | | | 1 | 1 | |
| | | | – | 0 | |
| | | | 1 | 1 | 5 |
| | | – | 1 | 0 | 8 |
| | | | | | 7 |
STEP 15: SUBTRACT 115 - 108 = 7
|
| | | 0 | 6 | 0 | 9 |
| 1 | 2 | 7 | 3 | 1 | 5 |
| | – | 0 | | | |
| | | 7 | 3 | | |
| | – | 7 | 2 | | |
| | | | 1 | 1 | |
| | | | – | 0 | |
| | | | 1 | 1 | 5 |
| | | – | 1 | 0 | 8 |
| | | | | | 7 |
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