MathCastle
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Grade 5

Foundations

Decimals in all four operations, multiplying fractions, volume, the coordinate plane, and the rules that decide which operation goes first.

7 topics · 42 lessons about 18 hoursBefore this: Grade 4

What you'll be able to do

  • Compute with decimals and fractions fluently
  • Find volumes of boxes and composite solids
  • Plot points and read graphs
  • Apply the order of operations

Start the course

Go through each topic step by step — prose, worked examples, quick checks, and a timed practice round after every section.

Every test ends with a score by topic and a list of what to revisit. Test out of a topic with 80% or better to mark it mastered.

Topics

1.

Decimal Operations

6 lessons

Multiplying and dividing decimals

2.

Multiplying Fractions

6 lessons

Straight across, and why

3.

Volume

6 lessons

Filling a box with unit cubes

4.

The Coordinate Plane

6 lessons

Plotting ordered pairs

5.

Order of Operations

6 lessons

Which operation goes first

6.

Converting Units

6 lessons

Metric prefixes and time

7.

Powers of Ten

6 lessons

What happens to the digits