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Multiplying by 3 is easier than multiplying by other numbers because of a certain pattern. When you multiply any number by 3, the digits of the answer must add up to a multiple of 3.

With this worksheet, multiplying by nine got a lot easier for your third graders! Teach them the trick and they will be on the way to mastering their multiples of nine.

With this worksheet, your third graders will learn a nifty trick about multiplying numbers by six. Any even number you multiply by six will be in the answer! For example, 6 x 2 = 12.

With this worksheet, your students will learn a helpful trick about dividing by two and three. Dividing a number by two, is the same as one-half that number. Dividing by three is the same as one-third!

Follow the clues to find mystery numbers with this second- and third-grade hundred chart worksheet!