variable - The part of an expression that can have a changing value. In 6 x 5 − 3 x 2 + 7 the variable is x co-efficient - The number before a variable showing how much it is multiplied by. In 6 ...

Erick Erickson The above shows a way of doing subtraction that's probably different from what you learned in school. Rather than the basic "carry-the-1" approach, students are taught to see ...

Subtraction is taking away one number from another. When you subtract it gives you the difference between two numbers. Here are 7 blocks. If you take away three blocks, how many are left? There ...

Dimensions: 2 This function is a polynomial in two dimensions, with terms up to degree 5. It is nonlinear, and it is smooth despite being complex, which is common for computer experiment functions ...

SUBJECTS: Maths YEARS: F–2 Miss James teaches you how to solve subtraction problems using counters and pictures. She demonstrates how to set up and solve the subtraction questions correctly, and ...