Grade 4 - Progress in Mathematics

Tr y 1.

Divide: Use Paper and Pencil

Divide: 317 
3.

Think

3 
 3  17  3  3 Enough hundreds

Estimate:?  3  3

1  3  3

Divide the

hundreds.

Divide the

tens.

Divide the

ones. Check.

1

3 
 3  1  7

 3

1

1 0

3 
 3  1  7

 3

1

 0

1 7

1 0 5 R 2

3 
 3  1  7

 3

1

 0

1 7

1 5

2

1 0 5

 103

3 1 5

 102

3 1 7

3  1 Not

enough tens

Write 0 in the

tens place.

Divide and check. You may use base ten blocks.

1. 4
    8  0  0  2. 2
    6  0  0  3. 3
    3  9  0  4. 4
    8  4  0  5. 5
    5  5  0 


2. 3
    9  1  8  7. 4
    8  2  4  8. 8
    8  3  2  9. 9
    9  5  4  10. 6
    6  4  2 


3. 6
    6  0  9  12. 2
    8  1  7  13. 4
    8  4  2  14. 7
    7  4  5  15. 5
    5  0  8 


4. 5
    8  41  17. 9
    9  8  5  18. 2
    6  1  5  19. 3
    9  0  2  20. 8
    8  4  7 


5. Examine the divisors and the first two digits of the
   dividends in exercises 6–20. Explain how you can
   predict that a zero will probably be in the tens place
   in the quotient?

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