3 years ago

Which equations represent this fact family ? Check all that apply

Mathematics

1 answer:

yanalaym [24]3 years ago

6 0

Answer:

9-11=20

and

20-11=9

Step-by-step explanation:

20+11=31, not 9- the first one is not the answer

20+9-29, not 11- the third is incorrect

11-20=-9, not 9- fifth is not it

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