Block 3: Multiplication and Division

All these questions are about mentally multiplying by 100 and 1000, including decimals.

Using mental methods to multiply decimals by 10, 100 and 1000.

When multiplying 2-digit numbers by 1-digit in your head usually it is easier to start with the tens.

Mentally divide by 100 or 1000, including decimal answers.

Mentally dividing numbers, including decimals, by 10, 100 and 1000.

You can get a multiple of a whole number by multiplying it by another whole number. A factor of a number will divide into the number exactly, without a remainder.

Practice identifying factors within the context of multiplication.

A whole number which only has factors of 1 and itself is known as a prime number.

An introduction to square numbers and the number patterns associated with them.

Calculating using square and cube numbers.