Making calculation easy - Mathematics knowledge point

Core concepts

Worked example

Example

Solution

Worked example

Worked examples

Example

Solution steps

1
2
3
4

Answer

!

Worked example

Worked examples

Example

Solution steps

1
2
3
4

Answer

!

Worked example

Worked examplesVariant 1

Example

Solution steps

1
2
3
4

Answer

!

Worked example

Worked examplesVariant 1

Example

Solution steps

1
2
3
4

Answer

!

Exercises

Fill in the blank

Prerequisites

Laws of multiplication9 min Properties of subtraction and division8 min

Practice set

Answered 0 / 6

1Fill in the blank

Tip

2Fill in the blank

Tip

3Fill in the blank

Tip

4Fill in the blank

Tip

5True / False

Tip

6True / False

Tip

Results are not saved — this session disappears when you leave.