Early math review · Teen numbers · Groups of ten objects · Tens and ones · 2-digit place value challenge · Compare 2-digit numbers · Compare 2-digit numbers 2. Unit 1: Counting · Course challenge · Addition and subtraction intro · Tens |
8th grade: Numbers and operations, 8th grade, Solving equations with one unknown, 8th grade, Linear equations and functions, 8th grade, Systems of equations, 8 ... |
In this unit, we're going to take our counting skills to the next level. We'll count pictures, objects, and even compare different numbers. |
You can add and subtract numbers within 10 too. It might sound tricky, but don't worry-- you're going to have a blast learning all the different ways numbers ... |
Khan Academy Early Math · Counting · Basic addition and subtraction · Place value (tens and hundreds) · Addition and subtraction within 20 · Addition and ... |
Course challenge · Ready for a challenge? Test yourself on the skills in this course and earn mastery points for what you already know! |
Are you ready to jump into the world of geometry? You'll learn all about shapes—how to name them, identify them, and compare them to one another. |
In this unit, you'll learn about adding and subtracting numbers within 100. But don't worry, we're going to make it super fun. You'll practice skip counting ... |
Get ready to learn how to measure in inches, feet, meters, and centimeters. We'll make different graphs to see how data can tell us all kinds of stories. |
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