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In this video, I demonstrate quick methods for multiplying and dividing fractions, aiming to enable mental calculations. This ...

Use one of the services below to sign in to PBS: You've just tried to add this video to My List. But first, we need you to sign in to PBS using one of the services below. You've just tried to add this ...

Fourth grade math is a big leap, but it doesn’t have to feel overwhelming. With smart lesson planning, diagnostic tools, and gamified activities, teachers can make learning both effective and ...

Many children never master fractions. When asked whether 12/13 + 7/8 was closest to 1, 2, 19, or 21, only 24% of a nationally representative sample of more than 20,000 US 8th graders answered ...