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| Name:_________________________ | Date:_______________ |
Numbers To 20
(4.1)
A. Answer the following.
1. The ____________ is fifth from the left.
2. Second from the right are the ____________.
3. The dog is ____________ from the right.
4. First from the left is the ____________.
5. The tree is ____________ from the left.
B. Fill in the blanks.
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| 1. | 10 + 4 | = __________ | 2. | 5 + 13 | = __________ |
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| 3. | 13 - 10 | = __________ | 4. | 16 - 7 | = __________ |
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| 5. | 3 + 10 | = __________ | 6. | 19 - 9 | = __________ |
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| 7. | 16 - 4 | = __________ | 8. | 17 + 3 | = __________ |
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| 9. | 8 + 12 | = __________ | 10. | 20 - 3 | = __________ |
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| 11. | 5 + 14 | = __________ | 12. | 18 - 3 | = __________ |
C. Fill in the numbers.
1. 10 and __________ make 16.
2. 1 less than 20 is __________.
3. 10 and __________ make 12.
4. 3 more than 11 is _________.
5. 10 and 5 make ___________.
6. 10 and 10 make __________.
7. ______ is between 12 and 14.
8. 11 is 10 and _____________.
9. ________ is between 7 and 9.
10. 18 is 10 and _____________.
D. Circle the largest number and cross out the smallest number.
1. 4 , 16 , 12 , 19 , 2 , 5
2. 11 , 15 , 7 , 14 , 6 , 10
3. 15 , 2 , 17 , 11 , 3 , 6
4. 3 , 5 , 12 , 9 , 13 , 2
5. 19 , 15 , 9 , 4 , 7 , 17
6. 10 , 20 , 1 , 6 , 14 , 4
E. Do these sums.
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| 1. | 8 | 2. | 10 | 3. | 13 | 4. | 17 | ||||
| + | 8 | + | 10 | - | 10 | - | 10 | ||||
| _____ | _____ | _____ | _____ | ||||||||
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| _____ | _____ | _____ | _____ | ||||||||
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| 5. | 5 | 6. | 19 | 7. | 9 | 8. | 20 | ||||
| + | 5 | - | 13 | + | 9 | - | 15 | ||||
| _____ | _____ | _____ | _____ | ||||||||
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| _____ | _____ | _____ | _____ | ||||||||
F. Complete the number patterns.
1. 5 , _____ , 9 , ______ , 13 , _____ , 17
2. 18 , 14 , _____ , 6 , _____
3. _____ , 4 , 8 , _____ , 16 , _____
4. _____ , _____ , 16 , 14 , _____ , 10 , _____
5. 3 , _____ , 9 , 12 , _____ , _____
G. Solve the problems.
1. Kim has 8 apples. Andrew has 6 pears. How
many fruits do they have
altogether?
They have ____________ fruits altogether.
2. Limin has 12 sweets. She ate 3 sweets. How
many sweets has she left?
She has ____________ sweets left.
3. There are 7 dogs and 8 cats. How many
animals are there altogether?
There are ____________ animals altogether.
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