OML-IZ Search

## Worksheet Generator – Mental Math

Each mental math worksheet exercises a certain mental math technique. The more advanced techniques contain instructions: read and remember the instructions, select the options, then click the "Submit" button to generate the worksheet.

Doubling a number:

Number of digits:

Number of questions: (max 100)

Halving a number:

Halve each digit from left to right. If the digit is odd, mentally add 10 to the next digit before halving.

Number of digits:

Number of questions: (max 100)

Square a two-digit number ending with 5:

To find the square of a two-digit number ending with 5, take the first digit, multiply by itself plus one, and then put "25" after it.

Example: To find 55², compute 5 × 6 = 30. The answer is 3025.

We hope that the free math worksheets have been helpful. We encourage parents and teachers to adjust the worksheets according to the needs of the child. For more difficult questions, the child may be encouraged to work out the problem on a piece of paper before entering the solution. We hope that the kids will also love the fun stuff and puzzles.