Review for Test 1- The Number System

Which of the following is a prime number?

• 1

• 2

• 10

• 9

Given the number 3,210,457, how many digits are there?

• 1

• 6

• 7

• 9

Given the number 1,782,065, what is the place value for the digit 8?

• tens

• hundreds

• thousands

• ten thousands

Give the number 345,678,900, how many set(s) of 100,000 are there?

• 4

• 5

• 6

• 7

What is the next number according to the pattern?

3, 6, 9, 12, 15, 18

• 21

• 24

• 20

• 25

Fill in the blank according to the pattern:

1, 4, 9, 16, _, 36, 49

(a)  

Which of the following is an odd number?

• 345,600

• 234,568

• 111,111

• 145,028

Which of the following is NOT an even number?

• 10

• 100

• 888

• 747

Find the sum of the digits for the following number

510,233

(a)  

Find the product of the digits for the following number:

111,222,000

• 2

• 8

• 9

• 0