64 multiplication facts
Prime Factor 64
Pair each multiplication expression with its result. Start on either side and see how quickly you can clear the boards.
Every factor is 19 or less, except for 21 in 21 × 17.
13 × 17 221
Practice one or two strategies at a time.
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Learning GuideShow example
Expressions
Results
Expressions
Results
Board complete
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Resume when you’re ready.
Game complete
All matched.
Matched
Elapsed
First try
Recall
Practice one or two strategies at a time.
Pairs to review
A wrong guess counts against the pair you started from.