Addition & subtraction strategies to solve two-digit equations using an open number line. In this lesson, students go over using addition and subtraction strategies to solve two-digit equations using ...

Number lines are a great way to compare numbers. They also help you to order numbers, understand place value and estimate where a number is. Watch this video to find out more. This number line shows ...

Number lines can help you see where a number is compared to another number. You can create a number line that goes up to any number. You can then look at the part of the number line that's the most ...