곱셈 단원 종합

E.1Solve. Fill in any missing numbers.

1. 1
   $30÷6=$ 
2. 2
   $18÷3=$ 

E.2Multiply.

1. 3
   $9\times 11=$ 
2. 4
   $12\times 0=$ 

E.3Fill in each box.

1. 5
   ​ is $8$ times as many as $6$.
2. 6
   ​ is $8$ times as many as $7$.

E.4E.5E.6Multiply.

1. 7
   $8\times 100=$ 
2. 8
   $781\times 100=$ 
3. 9
   $6\times 6,000=$ 
4. 10
   $2\times 60=$ 
5. 11
   $20\times 20=$ 
6. 12
   $30\times 60=$ 

E.7Fill in each box.

1. 13
   $8\times 49=$ $8\times \boxed{}+8\times 9$
2. 14
   $7\times 43=$ $280+\boxed{}$

E.8E.9E.10E.11Multiply.

1. 15
   628

   ×7
2. 16
   787

   ×3
3. 17
   611

   ×4
4. 18
   561

   ×4
5. 19
   4071

   ×7
6. 20
   5394

   ×7
7. 21
   8724

   ×5
8. 22
   7813

   ×8
9. 23
   982

   ×3
10. 24
    875

    ×8
11. 25
    709

    ×7
12. 26
    534

    ×9
13. 27
    87

    ×59
14. 28
    22

    ×83
15. 29
    48

    ×47
16. 30
    97

    ×24

E.1Multiplication & Division Facts (0–12)

1. 15
2. 26

E.2Multiply by 11 and 12

1. 399
2. 40

E.3Compare Using Multiplication

1. 548
2. 656

E.4E.5E.6Multiply.

1. 7800
2. 878,100
3. 936,000
4. 10120
5. 11400
6. 121,800

E.7Multiply Using the Distributive Property

1. 1340
2. 1421

E.8E.9E.10E.11Multiply.

1. 154,396
2. 162,361
3. 172,444
4. 182,244
5. 1928,497
6. 2037,758
7. 2143,620
8. 2262,504
9. 232,946
10. 247,000
11. 254,963
12. 264,806
13. 275,133
14. 281,826
15. 292,256
16. 302,328