# Synopsis:

**Running time 05:03 minutes**

**Subject:**Mathematics; Problem Solving

**Topics:** Decimal Operations; Think Backwards; Identify the Variables; Solve a Simpler Problem

**Grades:** 2 – 8 (depending on problem-solving strategy chosen)

**Knowledge and Skills:**

* – Can choose the correct operations in solving a problem
– Can apply the problem-solving strategy “think backwards”
– Can apply the problem-solving strategy “identify the variables”
– Can explain the reasoning used to solve a problem
– Can evaluate whether an answer to a problem is sensible in the context of the problem
– Can add and subtract decimal numbers
– Can multiply and divide decimal numbers
– Can solve simple one-variable algebraic equations (optional)*