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The Factors Chart
A multiplication chart read backwards is a factors chart.
Find a number in the body — its row and column are a factor pair. That's the whole trick.
The Chart
Find Factors
Simplify a Fraction
Factors 1–100
Every place it appears on the chart lights up — each one is a factor pair.
The chart finds the number that divides top AND bottom.
Tap any square — see the fact and the factor pair.
perfect squares (the diagonal)
highlighted factor pair
prime — only 1 × itself
perfect square