Comparing, Ordering, and Rounding Off Whole Numbers

Multiple Choice

This symbol is used when the number on the left has a higher value than the number on the right.

• Less than ( < )

• Equal ( = )

• Greater than ( > )

Multiple Choice

This symbol is used when the number on the left has a lower value than the number on the right.

• Less than ( < )

• Equal ( = )

• Greater than ( > )

Multiple Choice

This symbol is used when both numbers have the same value.

• Less than ( < )

• Equal ( = )

• Greater than ( > )

In order to compare the values of the two numbers, follow the steps that follow.​

​

The number with a greater number of digits is always greater than the number with fewer digits.

​

Example:

1. 2 378 > 784

   ​

2. 15 421 < 213 51​8​

Multiple Choice

Compare: 9 123 ___ 10 124

• >

• <

• =

Multiple Choice

Compare: 49 123 ___ 1 124

• >

• <

• =

Multiple Choice

Compare: 8 192 ___ eight thousand one hundred ninety-two

• >

• <

• =

However, if the numbers have an equal number of digits, we will proceed to the next step.

​

Compare the digits ​of the same place value from left to right

​

Example:

1. 4 578 < 4 587​

   ​

2. ​39 381 > 39 183

   ​

3. 172 534 > 172 345​

​

​

​

​

​c

​

Multiple Choice

25 458 ___ 25 841

• <

• >

• =

Multiple Choice

125 769 ___ 125 679

• <

• >

• =

Multiple Choice

This means arranging numbers from least to greatest

• Descending / Decreasing Order

• Ascending / Increasing Order

Multiple Choice

This means arranging numbers from greatest to least

• Descending / Decreasing Order

• Ascending / Increasing Order

Multiple Choice

Arrange the following in decreasing order: 687, 125 395, 8 723, 45 216

• 687, 8 723, 45 216, 125 395

• 125 395, 45 216,

  8 723, 687

• 687, 125 395, 8 723, 45 216

• 8 723, 45 216, 687, 125 395

Fill in the Blank

Arrange the following numbers in increasing order: 123, 8 542, 12 906, 203 102

Multiple Choice

____________ means making a number “simpler” but keeping its value close to the original number.

• Comparing

• Rounding / Rounding Off

• Ordering

• Arranging

Multiple Choice

___________ means rounding by retaining the digit in the indicated place value and all the digits to its left, while all the digits to its right will become zeros.

• Rounding down

• Rounding up

Multiple Choice

___________ means rounding by increasing the digit in the indicated place value by 1 and retaining all the digits to its left, while all the digits to its right will become zeros.

• Rounding down

• Rounding up

2. Round off 69 050 to the nearest ten thousand.

1. Round off 43 107 to the nearest thousand.

Multiple Choice

Round off 29 345 to the nearest thousand.

• 29 340

• 29 000

• 29 300

• 30 000

Fill in the Blank

Round off 37 201 to the nearest ten thousand.