Hi, what do you want to do?
Curated Video
How to Estimate the Sum of 2 Fractions
In this short math video we will answer a standardized math test question where we are asked to estimate the sum of two fractions. We will consider the numerator and denominator of each fraction in the sum. We will round each to the...
Imagine Learning Classroom
Learn Zillion: Check Your Answer to a Subtraction Problem: Using Rounding (1)
This is the first of two lessons in which you will learn how to check your answer to a subtraction problem by using rounding. This lesson deals with subtraction problems involving numbers with the same number of digits. [4:20]
Imagine Learning Classroom
Learn Zillion: Check Your Answer to an Addition Problem: Using Rounding (2)
This is the second of two lessons in which you will learn how to check your answer to an addition problem by using rounding. This lesson deals with addition problems involving numbers with different numbers of digits. [4:13]