Practice with Operations

Site: Saylor Academy
Course: GKT101: General Knowledge for Teachers – Math
Book: Practice with Operations
Printed by: Guest user
Date: Wednesday, May 14, 2025, 7:50 AM

Description

Complete these exercises and check your answers.

Table of contents

Exercises

Simplify Expressions Using the Order of Operations
In the following exercises, simplify.

  1. \(2^3−12÷(9−5)\)

  2. \(3 \cdot 8+5 \cdot 2\)

  3. \(2+8(6+1)\)

  4. \(4 \cdot 12/8\)

  5. \(6+10/2+2\)

  6. \((6+10)÷(2+2)\)

  7. \(20÷4+6 \cdot 5\)

  8. \(20÷(4+6) \cdot 5\)

  9. \(4^2+5^2\)

  10. \((4+5)^2\)

  11. \(3(1+9 \cdot 6)−4^2\)

  12. \(2[1+3(10−2)]\)

Source: Rice University, https://openstax.org/books/prealgebra-2e/pages/2-1-use-the-language-of-algebra
Creative Commons License This work is licensed under a Creative Commons Attribution 4.0 License.

Answers

  1. \(5\)

  2. \(34\)

  3. \(58\)

  4. \(6\)

  5. \(13\)

  6. \(4\)

  7. \(35\)

  8. \(10\)

  9. \(41\)

  10. \(81\)

  11. \(149\)

  12. \(50\)