Search Results For “problems x10 and 100”

Pencil and paper method for subtracting crossing the tens boundary.

Some people (especially those who still use feet and inches!!) think it is important to know how to multiply by 12. It?s easy ? just add 10 times the number to 2 times the number.

Knowing multiplication tables really helps with fractions.

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

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.

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

Revising division, including what happens when you divide by one and if it is possible to divide by zero.

Practice at estimating and measuring angles. Remember, angle is a measure of turn.

More on measuring angles and calculating angles from given information.

Using a ruler to measure to the nearest centimetre or millimetre. (Please note that printers will print the page at different sizes according to printer settings.)

Looking at maps to find distances in kilometres.

Finding the perimeter of rectangles and using the formula: P = 2l +2w.