If your child needs math practice, click here.

For sample problems, click here.
Here are some tips for Variable Substitution, which aligns with California state standards:

Variable Substitution

Example 1:

Evaluate.
(7 + n) + 9 where n = 3  

Substitute n = 3 and evaluate the expression.

Example 2:

Evaluate.
3n - 2 where n = 5  

Substitute n = 5 and evaluate the expression.

Copyright Accurate Learning Systems Corporation 2008.
MathScore is a registered trademark.