IXL | Addition and subtraction sentences to 20: which is true? | 1st grade math

or

Which number sentence is true?

11

=

11

11

=

12

−

4

ref_doc_title.

or

$Confetti$

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Not feeling ready yet? These can help:

Y.1Addition and subtraction sentences to 10: which is true?

Y.4Addition sentences: which is true?

Y.6Subtraction sentences: which is true?

V.2Addition and subtraction - ways to make a number