I don’t know , why don’t you tell me why they were selected
Erica knits 39 on friday just add 21 and 18 then u get 39 hope i helped
10 times as many as a number is 10 × the number.
10 times as many as 1 ten is 10 × 10 = 100
10 times as many as 1 hundred is 10 × 100 = 1000
Therefore, 10 times as many as 1 hundred is 10 hundreds or
10 times as many as 1 hundred is one thousand.