Whole Number Concepts & Theory

Estimate to the nearest hundred to tell which answer is the closest.

1141 + 2365 =

• 3600

• 3500

• 3000

• 3300

Nine hundred and seventy pieces of candy are shared equally among 9 students. Approximately how many pieces of candy will each student get?

• 110

• 100

• 11

• 10

Numbers that are less than 5 get rounded down.

• True

• False

Numbers that are 5 or higher get rounded up.

• False

• True

Using the "Clustering Method of estimation" Solve the following

37+38

• 75

• 70

• 85

• 80

Odd numbers can be divided into two equal groups

• False

• True

The sum of the first 5 even numbers are

• 28

• 27

• 30

• 32

A __________ has exactly two factors, 1 and itself

• composite number

• prime number

• square number

• even number

HCF is the smallest number that is a multiple of two or more numbers.

• True

• False

The LCM of 3 and 5 = 15

• True

• False