1. Write five in standard form. A. 3 B. 1 C. 5 D. 4 Hint 2. Write seven in standard form. A. 7 B. 6 C. 8 D. 9 Hint 3. Find the sum.3 tens, 9 ones___ + ___ = ___ A. 20 + 9 = 29 B. 30 + 5 = 35 C. 30 + 9 = 39 D. 30 + 3 = 33 Hint 4. Find the value of the red digit. 72 A. 17 B. 70 C. 7 D. 77 Hint 5. Describe the pattern unit. A. A B B. B C D C. A B C D. A B C D Hint 6. What is the pattern? A. goes up by 1 B. goes down by 2 C. goes up by 3 D. goes up by 2 Hint 7. Find 1 + 1. A. 2 B. 1 C. 3 D. 0 Hint 8. Find 8 + 6. A. 15 B. 12 C. 14 D. 13 Hint 9. Find the sum. A. 9 B. 16 C. 12 D. 13 Hint 10. Find the sum. A. 9 B. 13 C. 11 D. 12 Hint 11. Find the sum. A. 11 B. 12 C. 13 D. 10 Hint 12. Find 8 − 5. A. 6 B. 3 C. 4 D. 2 Hint 13. Find 7 − 1. A. 3 B. 4 C. 6 D. 5 Hint 14. Find the difference.9 − 9 = ___9 − 0 = ___ A. 0, 10 B. 8, 0 C. 0, 8 D. 0, 9 Hint 15. Find the difference.6 − 6 = ___6 − 0 = ___ A. 0, 5 B. 0, 6 C. 6, 0 D. 6, 1 Hint 16. Find the missing numbers.2 + 4 = ______ − 2 = 4 A. 7 B. 8 C. 5 D. 6 Hint 17. Find the missing numbers.8 + 7 = ______ − 8 = 7 A. 16 B. 15 C. 18 D. 17 Hint 18. Find the missing numbers.4 + 6 = ______ − 4 = 6 A. 10 B. 11 C. 9 D. 8 Hint 19. Find the missing numbers.___ + 6 = 1414 − ___ = 6 A. 8 B. 9 C. 6 D. 7 Hint 20. Complete the fact family.___ − 8 = 5      5 + 8 = ___ ___ − 5 = 8      8 + 5 = ___ A. 13 B. 12 C. 11 D. 14 Hint