For this case we have the following number:
17 tens = 170
We can write this number in many different ways.
We are going to choose three of these ways:
Way 1:
As the sum of two numbers:
170 = 100 + 70
Way 2:
As the subtraction of two numbers:
170 = 200 - 30
Way 3:
We can write the number in the form of a word:
170 = one hundred seventy