Online games for the four operations and order of operations
Many of these games practice mental math and logical thinking, and suit best grades 3, 4, 5, and 6.
A fun logical thinking game where you need to use the four given single-digit numbers and any of the four operations to reach the target number, and then the safe opens! It practices the usage of all four operations and also the order of operations. The game suits best grades 4 and onward.
The Crazy Counting Machine
Make the target number by doubling, halving, adding 7, or subtracting 3.
Arrange the bottom numbers of the pyramid in order to achieve the highest/lowest possible number on the top.
A Mahjong game where you need to match tiles with the same value. It uses all four operations and has three levels.
Pop the Balloons
Pop the balloons in the order of their value. You need to use all four operations.
You are shown a simple word problem, and you choose which of the four operations will solve it. The snowman gets built when you answer right.
Balance Beam Activity
A virtual balance that provides balance puzzles where student is to find the weights of various figures, practicing algebraic thinking. Includes three levels.
Math Mammoth The Four Operations (with a Touch of Algebra)
A self-teaching worktext for 5th-6th grade that covers simple equations, scales problems, expressions that involve a variable, the order of operations, long multiplication, long division, and graphing simple linear functions. Available as a download ($7.30) and also as a printed copy.
History, instructions, articles about the age-old calculating aid.
See also an interactive Java applet with a demo showing how counting and calculations are done. Nurtureminds.com sells workbooks that teach abacus.
Primary Grade Challenge Math by Edward Zaccaro
A good book on problem solving with very varied word problems and strategies on how to solve problems. Includes chapters on: Sequences, Problem-solving, Money, Percents, Algebraic Thinking, Negative Numbers, Logic, Ratios, Probability, Measurements, Fractions, Division. Each chapter’s questions are broken down into four levels: easy, somewhat challenging, challenging, and very challenging.
Free worksheets for the order of operations
Free printable worksheets for the order of operations, both in PDF and html formats. Choose from five operations and parentheses. You can customize the worksheets by choosing the number range used, number of problems, and more.
Choose Math Operation
Choose the mathematical operation(s) so that the number sentence is true. Practice the role of zero and one in basic operations or operations with negative numbers. Helps develop number sense and logical thinking.
My Dear Aunt Sally
A fun game you can play online for free, or purchase as an app. Choose whole numbers, integers, fractions, decimals, or rational numbers, and then which of the five operations to use. In the game, you need to place the given numbers into two expressions so that the operations make the two expressions have the same value.
Two mystery picture games.
Order of Operations Quiz
A 10-question online quiz that includes two different operations and possibly parenthesis in each question. You can also modify the quiz parameters yourself.
The Order of Operations Millionaire
Answer multiple-choice questions that have to do with the order of operations, and win a million. Can be played alone or in two teams.
Exploring Order of Operations (Object Interactive)
The program shows an expression, and you click on the correct operation (either +, —, ×, ÷ or exponent) to be done first. The program then solves that operation, and you click on the next operation to be performed, etc., until it is solved. Lastly the resource includes a game where you click on the falling blocks in the order that order of operations would dictate.
Order of Operations Practice
A simple online quiz of 10 questions. Uses parenthesis and the four operations.
Practice your arithmetic of all four operations plus order of operations.