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There are 10 of them.
Logan Petoe ∙
10100
ten of them
10
1000 of them.
30000 of them.
43.2 tens.
10000
There are 21 tens in 210.
1,000 = 100 tens
If you are counting, just one. If you are dividing, there are 100.
Ten 10s = 10 x 10 = 100
40
3.2 of them.
2
24 of them.
15
There are 5.6 of them.