1. Write five in standard form. A. 1 B. 3 C. 4 D. 5 Hint 2. Write seven in standard form. A. 8 B. 9 C. 7 D. 6 Hint 3. Find the missing numbers. 1, 2, ___, 4, 5, 6, ___, 8, 9, ___ A. 3, 7, 10 B. 2, 7, 9 C. 3, 8, 10 D. 4, 7, 10 Hint 4. Write the numbers 10, 5, 7, 2 in order from least to greatest. A. 2, 5, 7, 10 B. 2, 7, 10, 5 C. 2, 5, 10, 7 D. 5, 7, 2, 10 Hint 5. How many?___ ones = ___ tens A. 20 ones = 3 tens B. 30 ones = 3 tens C. 30 ones = 4 tens D. 40 ones = 3 tens Hint 6. Find the sum.6 tens, 3 ones___ + ___ = ___ A. 60 + 3 = 63 B. 60 + 5 = 65 C. 50 + 3 = 53 D. 60 + 3 = 66 Hint 7. Find the sum.4 tens, 1 one___ + ___ = ___ A. 40 + 5 = 45 B. 50 + 1 = 51 C. 30 + 1 = 31 D. 40 + 1 = 41 Hint 8. Find the value of the red digit. 61 A. 16 B. 60 C. 66 D. 6 Hint 9. Find the value of the red digit. 45 A. 55 B. 5 C. 50 D. 15 Hint 10. Find the value of the red digit. 98 A. 88 B. 18 C. 8 D. 80 Hint 11. Which number is thirteen? A. 14 B. 13 C. 31 D. 33 Hint 12. Find the missing number.5, ___, 7 A. 4 B. 5 C. 8 D. 6 Hint 13. Find the missing number.___, 13, 14 A. 15 B. 12 C. 10 D. 11 Hint 14. Compare. Use >, <, or =.32 ___ 10 A. < B. > C. none D. = Hint 15. Compare. Use >, <, or =.38 ___ 48 A. > B. none C. = D. < Hint 16. Find the missing number.10, 20, 30, ___ A. 35 B. 50 C. 40 D. 25 Hint 17. Find the missing number.40, 50, 60, ___ A. 70 B. 65 C. 61 D. 75 Hint 18. Estimate. Compare to the group of 10. A. about 15 B. about 75 C. about 40 D. about 100 Hint 19. Estimate. Compare to the group of 10. A. about 50 B. about 40 C. about 20 D. about 70 Hint 20. How many triangles should come next in the pattern? A. 5 B. 4 C. 3 D. 1 Hint