1. Estimate. Compare to the group of 10. A. about 80 B. about 50 C. about 20 D. about 40 Hint 2. Find the missing number.8, ___, 6 A. 14 B. 9 C. 7 D. 2 Hint 3. Add. A. 11 B. 10 C. 12 D. 9 Hint 4. Find the missing number.6 + 5 = ______ − 6 = 5 A. 12 B. 9 C. 10 D. 11 Hint 5. How many are in the group that has more? A. 5 B. 7 C. 3 D. 4 Hint 6. Which number sentence shows how many students like dogs and cats? A. 3 + 5 = 8 B. 6 + 5 = 11 C. 2 + 5 = 7 D. 6 + 3 = 9 Hint 7. Which number sentence shows how many students like birds and hamsters? A. 6 + 3 = 9 B. 6 + 5 = 11 C. 2 + 5 = 7 D. 2 + 3 = 5 Hint 8. If 2 more students liked baseball, how many students would like baseball? A. 9 B. 5 C. 8 D. 6 Hint 9. Round 19 to the nearest ten. A. 20 B. 40 C. 10 D. 30 Hint 10. Find the difference.31 − 4 = ___ A. 27 B. 25 C. 30 D. 28 Hint 11. Find the difference. A. 23 B. 25 C. 24 D. 26 Hint 12. Find the difference. A. 24 B. 23 C. 22 D. 25 Hint 13. Find the difference. A. 65 B. 67 C. 66 D. 68 Hint 14. Which addition problem checks the subtraction problem? A. B. C. D. Hint 15. Round each number to the nearest ten. Estimate the difference. A. 20 B. 40 C. 10 D. 30 Hint 16. Find the quotient.24 ÷ 8 = ___ A. 3 remainder 0 B. 3 remainder 8 C. 8 remainder 0 D. 8 remainder 3 Hint 17. Daniella ordered pizza. She sliced the pizza as shown. How many people can have a slice of pizza? A. 10 B. 12 C. 6 D. 8 Hint 18. Which figure shows the fraction? A. B. C. D. Hint 19. Darren bought one dozen or 12 eggs. He ate one egg for breakfast. Which unit fraction names the part of the eggs he had for breakfast? A. B. C. D. Hint 20. Compare using >, <, or =. A. Cannot compare B. = C. < D. > Hint