"Origami" Fraction Addition and Subtraction PPT Courseware

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"Origami" Fraction Addition and Subtraction PPT Courseware

The students were doing origami in the handicraft class. Xiaohong used 1/2 of a piece of paper to fold a boat.

Xiao Ming used 1/4 of the same piece of paper to fold a bird.

(1) What fraction of the paper did they use in total?

(2) How much more of the paper did Xiao Hong use than Xiao Ming?

How to calculate addition and subtraction of fractions with different denominators

To add and subtract fractions with different denominators, first ( ) should be converted into the denominator of ( ), and then addition and subtraction can be performed. If the calculation result can be reduced, it should be reduced to ( ) fractions.

Small animals line up to do exercises, and little rabbits account for 3/8 of the total.

Little monkeys account for 1/6 of the total.

What fraction of the total do rabbits and monkeys account for?

How much larger is a rabbit than a monkey?

Summary of this lesson

To add and subtract fractions with different denominators, first add and subtract fractions with the same denominator, and then calculate according to the method of adding and subtracting fractions with the same denominator. The result can be reduced to the simplest fraction.

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For more information about the "Origami Addition and Subtraction of Fractions" PPT courseware, please click the Origami ppt Addition and Subtraction of Fractions ppt tag.

Colorful origami leaves PPT background picture:

This is a small fresh style colorful origami leaf PPT background picture; Keywords: origami slide background picture, colorful leaves PowerPoint background picture, .jpg format;..

Hanyi Xiaobo origami style sketch:

Hanyi Xiaobo origami font download..

Work summary report PPT template with blue origami effect:

This is a set of blue origami effect work summary report PPT templates, a total of 23 pieces; the slide template cover uses blue and white polygons to create an origami effect. The content page of the PowerPoint template is made using 21 micro-three-dimensional slide charts. Book..

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Update Time: 2024-10-19

This template belongs to Mathematics courseware Beijing Normal University fifth grade mathematics volume 2 industry PPT template

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