1. How is eight hundred fifty-two thousand written in standard form? 2. Round 40,800 to the nearest thousands? 3. Between the telephone bill and the number of dogs in US which one is more likely to be an estimate? 4. Order the following numbers from high to low: 78,529 78,516 785,897 5. which of the following would be more exact? a. population of maine b. weight of a whale c. distance around jupiter d. dinner bill 6. How do you write as text: 708,830 7. Round 15,440 to the nearest 10,000 8. Which equation is not true? a) (150 + 70) + 30 = 150 + (70 + 30) b) (275 ? 25) + 18 = 275 ? (25 + 18) c) 396 + 412 = 412 + 396 d) 3 × (5 × 6) = (3 × 5) × 6 9. write the following as a multiplication 27 divided by 9 = 3. 10. Add 259 + 93 11. Patty works 12 hours a week. If her hours are from 1 P.M. to 5 P.M. on the days that she works, how many days a week does she work 12. Aproximately what is the difference between 5,957 and 3,026 (hint: round them to the 1000s) 13. which one does not equal 30 a) 3 × 10 b) 5 × 3 × 3 c) 5 × 6 d) 2 × 3 × 5 14. Each student needs 9 counters to model a math problem. Mrs. Henry has 18 students in her class. How many counters does she need? 15. (9 x 7) x 8 = 63 x ____ what is the missing number?