Number (add/sub)
Representation of add/sub using objects
Interactive practice questions
Which picture shows $2+1$2+1?
A
B
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C
D
Easy
< 1min
Which picture shows $5+2$5+2?
Easy
< 1min
Which picture shows $1+4$1+4?
Easy
< 1min
Which picture shows $4+7$4+7?
Medium
< 1min
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