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Question
What is the quotient and remainder when $ 979 $ is divided by $ 90 $ ?
Answer
The quotient is 10 and the remainder is 79.
Explanation
|
Division Table
|
| | | 0 | 1 | 0 |
| 9 | 0 | 9 | 7 | 9 |
| | – | 0 | | |
| | | 9 | 7 | |
| | – | 9 | 0 | |
| | | | 7 | 9 |
| | | | – | 0 |
| | | | 7 | 9 |
STEP 0: set up a division table
|
| | | | | |
| 9 | 0 | 9 | 7 | 9 |
STEP 1: DIVIDE 9 : 90 = 0 with a remainder of 9
|
| | | 0 | | |
| 9 | 0 | 9 | 7 | 9 |
STEP 2: MULTIPLY 0 · 90 = 0
|
| | | 0 | | |
| 9 | 0 | 9 | 7 | 9 |
| | | 0 | | |
STEP 3: SUBTRACT 9 - 0 = 9
|
| | | 0 | | |
| 9 | 0 | 9 | 7 | 9 |
| | – | 0 | | |
| | | 9 | | |
|
STEP 4: BRING DOWN
|
| | | 0 | | |
| 9 | 0 | 9 | 7 | 9 |
| | – | 0 | | |
| | | 9 | 7 | |
STEP 5: DIVIDE 97 : 90 = 1 with a remainder of 7
|
| | | 0 | 1 | |
| 9 | 0 | 9 | 7 | 9 |
| | – | 0 | | |
| | | 9 | 7 | |
STEP 6: MULTIPLY 1 · 90 = 90
|
| | | 0 | 1 | |
| 9 | 0 | 9 | 7 | 9 |
| | – | 0 | | |
| | | 9 | 7 | |
| | | 9 | 0 | |
STEP 7: SUBTRACT 97 - 90 = 7
|
| | | 0 | 1 | |
| 9 | 0 | 9 | 7 | 9 |
| | – | 0 | | |
| | | 9 | 7 | |
| | – | 9 | 0 | |
| | | | 7 | |
|
STEP 8: BRING DOWN
|
| | | 0 | 1 | |
| 9 | 0 | 9 | 7 | 9 |
| | – | 0 | | |
| | | 9 | 7 | |
| | – | 9 | 0 | |
| | | | 7 | 9 |
STEP 9: DIVIDE 79 : 90 = 0 with a remainder of 79
|
| | | 0 | 1 | 0 |
| 9 | 0 | 9 | 7 | 9 |
| | – | 0 | | |
| | | 9 | 7 | |
| | – | 9 | 0 | |
| | | | 7 | 9 |
STEP 10: MULTIPLY 0 · 90 = 0
|
| | | 0 | 1 | 0 |
| 9 | 0 | 9 | 7 | 9 |
| | – | 0 | | |
| | | 9 | 7 | |
| | – | 9 | 0 | |
| | | | 7 | 9 |
| | | | | 0 |
STEP 11: SUBTRACT 79 - 0 = 79
|
| | | 0 | 1 | 0 |
| 9 | 0 | 9 | 7 | 9 |
| | – | 0 | | |
| | | 9 | 7 | |
| | – | 9 | 0 | |
| | | | 7 | 9 |
| | | | – | 0 |
| | | | 7 | 9 |
STEP 11: SUBTRACT 79 - 0 = 79
|
| | | 0 | 1 | 0 |
| 9 | 0 | 9 | 7 | 9 |
| | – | 0 | | |
| | | 9 | 7 | |
| | – | 9 | 0 | |
| | | | 7 | 9 |
| | | | – | 0 |
| | | | 7 | 9 |
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