by Rebecca Schwartz
Sometimes learning your times tables can be difficult. Check out this multiply by 9 finger trick that will help you learn how to multiply by 9.
First, place both hands out in front of you. Your fingers will represent the numbers 1 through 10, 1 being your left pinkie and 10 being your right pinkie.
Let’s say the question is 9 x 4 =
Count 4 fingers starting with your left pinkie, then curl your 4th finger under. Now you have 3 fingers before the bent finger and 6 fingers after the bent finger; the answer is 36.
Let’s say the question is 9 x 6 =
Count to your 6th finger, then curl that finger under. Now you have 5 fingers before the bent finger and 4 fingers after the bent finger; the answer is 54.
This multiply by 9 finger trick works for all your nines time tables from 1 through 10.
Watch the video to see how you can multiply by 9 using your fingers!
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Rebecca Schwartz is an intern with Boston Parents Paper.