Question

what is 8 tens and 1 tens

Answer 1

write an expression for the value of a three-digit number whos hundreds, tens, and units digits are x, y, and z, respectively. Cynthia, The three digit number 728 (seven hundred and twenty eight) can be written 7 × 100 + 2 × 10 + 8. The hundreds digit is therefore 7, the tens digit is 2 and the units digit is 8.

Numbers, such as 84, have two digits. Each digit is a different place value. The left digit is the tens' place. It tells you that there are 8 tens.

Answer 2

8 tens means ten times 8 which is 80.
1 tens means ten times 1 which is 10.