Number Patterns
Solve word problems using number sentences (add/sub)
Interactive practice questions
Write the following phrase using mathematical symbols:
eight less than thirteen
$\editable{}$-$\editable{}$
Easy
< 1min
Write the following phrase using mathematical symbols:
Easy
< 1min
When I add $9$9 to $8$8, the answer is $17$17.
Easy
< 1min
When I subtract $8$8 from $15$15, the answer is $7$7.
Medium
< 1min
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