IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. From the time of Descartes (1596–1650 ...

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

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 ...

To mark a value on the number line, eg the number 2, start at zero and take 2 steps to the right. Number lines can also show fractions as values. This number line represents the values between 0 and 1 ...

Space to play or pause, M to mute, left and right arrows to seek, up and down arrows for volume. Hi, my name is Miss James and I can't wait to find out just how clever you are in our lesson today. For ...

Before you submit an error, please consult our Video Help page. Math Mights is available to stream on pbs.org and the free PBS App, available on iPhone, Apple TV, Android TV, Android smartphones, ...

Space to play or pause, M to mute, left and right arrows to seek, up and down arrows for volume. Hi there. I'm Miss James and I'm so excited to be learning with you today. For this lesson, all you ...