3x4 TRICK ![]() | 7x8 TRICK ![]() | 8x8 TRICK ![]() |
2 FACT FAMILY | DOUBLING | ||
The 2 fact family is as easy as addition – simply double the number that is being multiplied by two. | ||
2 FACT FAMILY | SKIP COUNTING | ||
Skip-counting is counting while skipping one or more numbers in a pattern. To skip count by 2, skip one number while counting. To skip-count by two, read all of the numbers highlighted in orange below (2, 4, 6, 8, 10, 12, 14, and so on). Skip-counting is also called “counting by 2s.” ![]()
To use skip-counting to arrive at a multiplication answer, skip count to the number you are multiplying by 2. | ||
4 FACT FAMILY | DOUBLE-DOUBLE | ||
For example, to multiply 4 x 6, 6 doubled once is 12, and 12 doubled once is 24. The answer to 4 x 6 is 24. Rather than addition, an alternate way to think about double-double is to multiply by 2. For example, to multiply 4 x 6, 6 x 2 is 12, and 12 x 2 is 24. The answer to 4 x 6 is 24. | ||
5 FACT FAMILY | SKIP COUNTING | ||
Skip-counting is counting while skipping one or more numbers in a pattern. To skip count by 5, count every fifth number. To skip-count by five, read all of the numbers highlighted in orange below (5, 10, 15, 20, and so on). Skip-counting is also called “counting by 5s.” 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 . . . To use skip-counting to arrive at a multiplication answer, skip count to the number you are multiplying by 5. | ||
9 FACT FAMILY | HAND-Y NINES | ||
Lay your hands flat on the surface in front of you. Starting with your left pinkie and ending at your right pinkie, each finger is associated with a number.
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