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5.01 Relate addition and subtraction

Interactive practice questions

Using the fact family of $4$4, $4$4, and $8$8.

$+$+ $=$=
$4$4 $+$+ $4$4 $=$= $8$8

What is $8-4$84?

Easy
< 1min

Using the fact family of $6$6, $6$6, and $12$12:

Easy
< 1min

Using the fact family of $8$8, $7$7, and $15$15.

Easy
1min

Using the fact family of $9$9, $5$5, and $14$14:

Easy
1min
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Outcomes

MA2-5NA

uses mental and written strategies for addition and subtraction involving two-, three-, four and five-digit numbers

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