Introduction to Decimals Exercises

Site: Saylor University
Course: [CB DRAFT] MA006: Foundations of Real World Math
Book: Introduction to Decimals Exercises
Printed by: Guest user
Date: Tuesday, 27 October 2026, 3:20 PM

Description

Introduction to Decimals 1

Problem Set 1

For problems 1-3, use the number \(2.947031586\).

  1. What digit is in the ten-thousandths place?
  2. What digit is in the tenths place?
  3. What digit is in the hundred-millionths place?


For problems 4-6, write each word statement as a decimal.

  1. Eight and seventeen hundredths.
  2. Two hundred fifty three ten-thousandths.
  3. Twelve and sixty one hundred-millionths.


Problem Set 2

For problems 1-3, use the number \(2.947031586\).

  1. What digit is in the millionths place?
  2. What digit is in the hundred-thousandths place?
  3. What digit is in the hundredths place?


For problems 4-6, write each word statement as a decimal.

  1. One hundred sixteen and one tenth.
  2. Seven hundred five millionths.
  3. Three and twenty one hundred-thousandths.


Problem Set 3

For problems 1-3, use the number \(2.947031586\).

  1. What digit is in the thousandths place?
  2. What digit is in the ten-millionths place?
  3. What digit is in the billionths place?


For problems 4-6, write each word statement as a decimal.

  1. Seven hundred eighty two thousandths.
  2. Seventy five and eight billionths.
  3. Four thousand twenty three ten-millionths.


Source: Algebra2Go, https://www.saddleback.edu/faculty/Lperez/Algebra2Go/prealgebra/decimals/introDeci1.html
Creative Commons License This work is licensed under a Creative Commons Attribution-ShareAlike 3.0 License.

Answers

Problem Set 1

1. \(0\)

2. \(9\)

3. \(8\)

4. \(8.17\)

5. \(0.0253\)

6. \(12.00000061\)


Problem Set 2

1. \(1\)

2. \(3\)

3. \(4\)

4. \(116.1\)

5. \(0.000705\)

6. \(3.00021\)


Problem Set 3

1. \(7\)

2. \(5\)

3. \(6\)

4. \(0.782\)

5. \(75.000000008\)

6. \(0.0004023\)