Video: Meeting in the Middle
Meeting in the Middle
Video: Visualizing the Exact Fish Problem
Standards Apply and extend previous understandings of multiplication and division. CCSS.MATH.CONTENT.5.NF.B.3Interpret a fraction as division of the numerator by the denominator (a/b = a ÷ b). Solve word problems involving division of whole numbers leading to answers in the form of fractions or mixed numbers, e.g., by using visual fraction models or equations to represent the problem. Visualizing the…
Video: When is a Fraction the Same as One?
When first learning fractions, I’ve found most students benefit from lots and lots of examples. It’s fine to teach rules and procedures, which I do, but I also try to show that rule applied in many different contexts. Watch this video for many examples of how N/N = 1 . Whether it is one trip,…
Build a Model
Standard There’s more than one way to solve a problem, which is why we have a whole series of videos teaching problem-solving. Lesson One problem-solving strategy: build a model A model can be visual, as shown in this video. There’s also nothing wrong with a physical model, say, actually putting a dozen books in a…
Fractions Video: Using Number Lines in Fraction Problems
This is a great 10-minute lesson. Watch this Standards-aligned video on how to use a number line in fraction problems.
Video: Is One Half Fair?
Is One Half Fair? Another short (1:22) video explaining that 1/2 is one of two equal parts, with examples from gardens. This concept is demonstrated by physically dragging one object over the other to see if the sizes are the exact same. Other examples include splitting a deer into two parts (weird), dividing six blankets…
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