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Vikki [24]
3 years ago
15

Explain plz so I can understand.

Mathematics
1 answer:
olchik [2.2K]3 years ago
7 0
Okay so you are going to really just add 30 + 9 here and that means you have 30 tens and 9 ones or a 30 in the tens place and a 9 in the ones place.

I hope i broke that down well enough.

I hope this helped :)
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