Understanding Our Number System

Another word for an estimate or a value close to the exact answer.

a number system in which each place is worth ten times the place to its right.

To determine whether one number is greater than, less than, or equal to another.

one of the ten symbols (0–9) used to write numbers.

To split a number into equal parts or reduce its size by a factor.

Indicates that two numbers have the same value.

An approximate answer or value that is close to the exact one.

writing a number as the sum of the value of each digit.

Indicates that one number is larger than another.

Indicates that one number is smaller than another.