Find the number which is 10 less than 181.
We can use our knowledge of place value to help us find the number 10 less than 181. 181 has one hundred, eight tens, and one one. We have to find the number which is 10 less .181 has eight tens. To find the number which is 10 less, we need to take away one 10. Eight take away one leaves us with seven. Now, our number has one hundred, seven tens, and one one. Our number is 171. 10 less than 181 is 171.