文档介绍：九
九
乘
法
口
诀
4X8=
4X 7=
4X6=
8X 4=
2X5=
7X 6=
8X2=
8X 3=
3X9=
3X 8=
7X8=
4X 5=
9X6=
9X 7=
9X9=
3X 6=
9X8=
9X 5=
9X7=
3X9=
8X 2=
8X 3=
8X4=
9X 3=
5X8=
9X6=
6x 8 =
6x 6=
6X7=
9X 4=
5X7=
5X6=
6X 9=
9X 3=
9X2=
4X 9=
2X5=
5X5=
4X 7=
4X 6=
4X8=
5X 2=
7X8=
5X9=
5X 3=
5X 4=
8x 6 =
8X 7=
5X6=
7X9=
8X 8=
8X 9=
7X3=
7X 2=
9X6=
5X7=
7X 3=
7X 4=
2X5=
3x 5=
6X5=
9X7=
7X 6=
7X 7=
7X8=
7X 9=
9X6=
7X5=
4X 5=
5X 5=
5X6=
5X 7=
2X3=
3X6=
5X 8=
5X 9=
9X6=
9X 7=
5X6=
2X4=
9X 8=
9X 9=
6X5=
7X 5=
5X3=
5X9=
8X 5=
9X 5=
6X4=
6X 2=
8X8=
4X3=
6X 3=
6X 4=
3X6=
3X 7=
9X8=
4X2=
3X 8=
3X 9=
8X4=
8X 2=
8X3=
8X2=
8X 3=
8X 4=
6x 6 =
6X 7=
4X5=
6X7=
6x 8 =
6X 9=
9X4=
9X 2=
6X3=
9X2=
9X 3=
9X 4=
4X6=
4X 7=
6X2=
4X7=
4X 8=
4X 9=
5X4=
5X 2=
7X5=
5X2=
5X 3=
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8x 6 =
8X 7=
8X5=
8X3=
8X 8=
8X 9=
7X4=
7X 2=
9X5=
6x 6 =
7X 3=
7X 4=
2X5=
3X 6=
5X9=
9X8=
7X 6=
7X 7=
7X8=
8X 2=
8X3=
8X4=
7X 3=
7X 2=
6X7=
6X 9=
3X6=
9X4=
7X 6=
7X 7=
7X8=
8X 3=
9X2=
2X5=
7X 9=
2X 5=
3x 5 =
4X 5=
9X4=
3X9=
3X 8=
3X 9=
6X3=
6X 3=
2X6=
6X9=
6x 8 =
6x 6=
6X7=
9X 4=
5X7=
5X6=
6X 9=
9X 3=
9X2=
4X 9=
2X5=
5X5=
4X 7=
4X 6=
4X8=
5X 2=
7X8=
5X9=
5X 3=
5X 4=
8x 6 =
8X 7=
5X6=
7X9=
8X 8=
8X 9=
7X3=
7X 2=
9X6=
5X7=
7X 6=
7X 7=
7X8=
7X 9