Module 1: Pre-Number Concepts And Place Value - Practice Questions With Answers Page 2

8. Round 43,668,926 to the nearest given place value below.

a. Hundred thousand

b. Ten thousand

c. Thousand

d. Hundred

9. Make a sketch of the given model for each number of units.

a. 108, using the bundle-of-sticks model

b. 570, using base-ten pieces

c. 93, using base-five pieces

d. 70, using base-twelve pieces

10. If the calculator view screen displays nine digits and that numbers are entered into the

calculator using only the keys 1,2,3,4,5,6,7,8 and 9.

a. What is the smallest whole number that can be formed to fill the calculator view

screen if each of these keys is used exactly once?

b. What is the smallest whole number that can be formed to fill the calculator view

screen if a key can be used more than once?

Competency Practice Questions, page 2 of 2

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