How do you use place value to compare numbers?

You can use place value to compare and order numbers. Moving from left to right, compare the digits in order. Stop at the first place where the numbers are different. The number with the largest digit is greater. read more

Use a number line. The greater, or higher number is always further along the line. Comparing 2-digit numbers . When we compare 2-digit numbers we start by looking at the tens place. If the tens are greater for one number then that number will be greater. read more

And you see that with the place values right over here, the place values increase by a factor of 10 each time. So if you're going from this place to this place, and you have the exact same digit there, multiplying by 10 three times is the same thing as multiplying by 1,000. read more