Meaning & use
fact family
A group of related addition and subtraction, or multiplication and division, equations that use the same three numbers.
See it in a sentence
The fact family for 3, 4, and 7 includes 3+4=7 and 7-3=4.
The teacher used a fact family to show how multiplication and division are related operations.
A note on using this word
'Fact family' is an elementary math term used to help students see the connection between related arithmetic operations.
Words with a similar meaning
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