Search Results For “multiply and divide by 10”

Multiply by 5 by multiplying by 10 and halving.

Multiply whole tens by 2, 3, 4, 5, 8 and 10.

Rule: multiply or divide before adding or subtracting.

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.

Multiply a decimal fraction by 10 or 100: remember to move the digits one place to the left or two places to the left.

Using the formal written method and squared paper to multiply 4-digit numbers by 2-digit.

Quick and easy way to multiply 2-digit numbers by 11 - why does it work?

Today we are going to use base ten blocks and a place value chart to see what happens when we multiply a 2-digit number by a 1-digit number.

How about trying to multiply by 14 or 16 in your head?

Multiply 3 small numbers using the knowledge that multiplication can be done in any order.

Multiply a 2-digit number by 1-digit.

Multiply a 3-digit number by 1-digit.