Mathematical notation

What could you do if you were a minus sign? You could subtract one number from another. You could subtract food and balloons. In every problem, you would find the difference. Discover even more answer… [more below]

• Series: Math Fun (Paperback)
• Author: Speed Shaskan, Trisha
• Binding: Paperback
• Page Count: 24
• Publish Date: September 01 2008
• ISBN10: 140484788X
• Language: English