Basic Mathematics for College Students

24 Chapter 1 Whole Numbers

1. 896 2. 82 3.3,699 4. 239 5. a. 40 b.1,314
   6.16,600 7. 326 8.1,234,325 9.76 in.

ANSWERS TO SELF CHECKS

STUDY SKILLS CHECKLIST

Learning From the Worked Examples

The following checklist will help you become familiar with the example structure in this book.

Place a check mark in each box after you answer the question.

Each section of the book contains worked

Examplesthat are numbered. How many worked

examples are there in Section 1.3, which begins on

page 29?

Each worked example contains a Strategy. Fill in

the blanks to complete the following strategy for

Example 3 on page 4: We will locate the commas in

the written-word.

Each Strategy statement is followed by an

explanation of Whythat approach is used. Fill in

the blanks to complete the following Why for

Example 3 on page 4: When a whole number is

written in words, commas are

.

Each worked example has a Solution. How many

lettered parts are there to the Solution in Example

3 on page 4?

Each example uses red Author notes to explain the

steps of the solution. Fill in the blanks to complete

the first author note in the solution of Example 6

on page 20: Round to the.

After reading a worked example, you should work

the Self Check problem. How many Self Check

problems are there for Example 5 on page 19?

At the end of each section, you will find the

Answers to Self Checks. What is the answer

to Self Check problem 4 on page 24?

After completing a Self Check problem, you can

Now Try similar problems in the Study Sets. For

Example 5 on page 19, which two Study Set

problems are suggested?

Answers: 10, form of each number, used to separate periods, 3, nearest thousand, 2, 239, 53 and 57

VOCABULARY

Fill in the blanks.

1. In the addition problem shown below, label each
   addend and the sum.
   10 + 15 = 25


2. When using the vertical form to add whole numbers,
   if the addition of the digits in any one column
   produces a sum greater than 9, we must.


3. The property of addition states that the
   order in which whole numbers are added does not
   change their sum.


4. The property of addition states that the
   way in which whole numbers are grouped does not
   change their sum.

  

5. To see whether the result of an addition is reasonable,
   we can round the addends and the sum.


6. The words rise, gain, total, and increase are often used
   to indicate the operation of.


7. The figure below on the left is an example of a
   . The figure on the right is an example of a
   .


8. Label the lengthand the widthof the rectangle below.
   Together, the length and width of a rectangle are
   called its.

SECTION 1.2 STUDY SET