1. | Write five in standard form. | |||||

5 | 4 | |||||

1 | 3 | |||||

Hint | ||||||

2. | The chairs in Anna’s class have numbers on them. Help Anna put the chairs in order. | |||||

1, 2, 3, 4 | 4, 1, 3, 2 | |||||

2, 1, 3, 4 | 1, 2, 4, 3 | |||||

Hint | ||||||

3. | Find the sum. 4 tens, 1 one ___ + ___ = ___ |
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30 + 1 = 31 | 40 + 5 = 45 | |||||

40 + 1 = 41 | 50 + 1 = 51 | |||||

Hint | ||||||

4. | Find the sum. 3 tens, 9 ones ___ + ___ = ___ |
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20 + 9 = 29 | 30 + 9 = 39 | |||||

30 + 3 = 33 | 30 + 5 = 35 | |||||

Hint | ||||||

5. | Find the value of the red digit. 45 |
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5 | 50 | |||||

15 | 55 | |||||

Hint | ||||||

6. | Find the value of the red digit. 72 |
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7 | 77 | |||||

17 | 70 | |||||

Hint | ||||||

7. | Which number is eighty-one? | |||||

81 | 8 | |||||

88 | 18 | |||||

Hint | ||||||

8. | Which number is fifty-five? | |||||

5 | 50 | |||||

55 | 56 | |||||

Hint | ||||||

9. | Estimate. Compare to the group of 10. | |||||

about 40 | about 75 | |||||

about 15 | about 100 | |||||

Hint | ||||||

10. | Estimate. Compare to the group of 10. | |||||

about 50 | about 80 | |||||

about 40 | about 20 | |||||

Hint | ||||||

11. | Find the missing numbers. 12, ___, 14, ___ |
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13, 16 | 15, 13 | |||||

13, 15 | 12, 12 | |||||

Hint | ||||||

12. | Find the missing number. ___, 13, 14 |
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15 | 12 | |||||

10 | 11 | |||||

Hint | ||||||

13. | Compare. Use >, <, or =. 32 ___ 10 |
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> | = | |||||

none | < | |||||

Hint | ||||||

14. | Compare. Use >, <, or =. 64 ___ 67 |
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< | = | |||||

none | > | |||||

Hint | ||||||

15. | How many triangles would complete the pattern? | |||||

1 | 2 | |||||

3 | 4 | |||||

Hint | ||||||

16. | How many rectangles should come next in the pattern? | |||||

7 | 6 | |||||

5 | 8 | |||||

Hint | ||||||

17. | What number comes next in the pattern? 2, 4, 6, ___ |
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5 | 8 | |||||

7 | 10 | |||||

Hint | ||||||

18. | What number comes next in the pattern? 10, 20, 30, ___ |
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50 | 35 | |||||

40 | 25 | |||||

Hint | ||||||