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Multiply Fractions by Whole Number- 4th Grade Math
Children already know how to multiply a unit fraction by a whole. They now extend this knowledge to multiply any fraction by a whole. This fun fraction game makes use of number lines and area models to help children visualize the multiplication.
- Identify the multiplication sentences represented by fraction models and number lines.
- Use the number line to multiply a fraction by a whole.
- Multiply a fraction by a whole without the help of any models.
Whether we are cooking a recipe for double or triple the number of people or ordering pizzas for a big group of friends, we multiply fractions by a whole quite often in everyday life.
Fourth graders now move on to learning a new type of fraction - tenths.
Common Core Alignment
4.NF.4.bUnderstand a multiple of a/b as a multiple of 1/b, and use this understanding to multiply a fraction by a whole number.