Place Value to 20
Videos, worksheets, games and activities to help students learn place value to 20 in Singapore Math.
1.NBT.2 - Understanding Tens and Ones
Rotate to landscape screen format on a mobile phone or small tablet to use the Mathway widget, a free math problem solver that answers your questions with step-by-step explanations.
You can use the free Mathway calculator and problem solver below to practice Algebra or other math topics. Try the given examples, or type in your own problem and check your answer with the step-by-step explanations.
