"Addition and Subtraction of Fractions with Different Denominators" Fraction Addition and Subtraction PPT Courseware

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"Addition and Subtraction of Fractions with Different Denominators" Fraction Addition and Subtraction PPT Courseware

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"Addition and Subtraction of Fractions with Different Denominators" Fraction Addition and Subtraction PPT Courseware

learning target

1. Enable students to understand the arithmetic of addition and subtraction of fractions with different denominators.

2. Preliminarily master the rules of addition and subtraction of fractions with different denominators.

Mingqiao Primary School has a rectangular experimental field, in which cucumbers are grown in ( ) and tomatoes are grown in ( ). What fraction of the land is occupied by cucumbers and tomatoes?

How to calculate addition and subtraction of fractions with different denominators:

To add and subtract fractions with different denominators, first ( ), and then calculate according to the ( ) addition and subtraction method.

The calculation method for adding and subtracting fractions is the same as that for adding and subtracting whole numbers.

When calculating the addition of fractions with different denominators, you can first convert the fractions with different denominators into fractions with the same denominator, and then calculate according to the calculation rules for fractions with the same denominators. The calculation result can generally be reduced to the simplest fraction.

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

"Mixed Operations of Addition and Subtraction of Fractions with Different Denominators" Fraction addition and subtraction PPT courseware:

"Mixed Operations of Addition and Subtraction of Fractions with Different Denominators" Fraction Addition and Subtraction PPT Courseware There is a garden on the campus of Hongshan Primary School, in which the area of ​​roses accounts for ( ), the area of ​​azaleas accounts for ( ), and the rest is lawn. What percentage of the area is the lawn? Quantitative relationship Garden area -..

"Addition and Subtraction of Fractions with Different Denominators" Fraction addition and subtraction PPT courseware 2:

"Addition and Subtraction of Fractions with Different Denominators" Fraction Addition and Subtraction PPT Courseware 2 Mingqiao Primary School has a rectangular experimental field, in which cucumbers are planted in ( ) and tomatoes are planted in ( ). 1. What fraction of the land is occupied by cucumbers and tomatoes? 2. The area for growing cucumbers is larger than that for growing tomatoes..

"Mixed and Operational Laws of Addition and Subtraction of Fractions with Different Denominators" Fraction addition and subtraction PPT courseware:

"Mixtures and Operational Laws of Addition and Subtraction of Fractions with Different Denominators" Fraction addition and subtraction PPT courseware oral answer formula: What fraction of a day does a person's sleep time account for every day? How many fractions less does a person stay at home than a student who goes out to play? What is it? The unknown number x in the equation is not...

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Update Time: 2024-09-30

This template belongs to Mathematics courseware Jiangsu Education Edition Fifth Grade Mathematics Volume 2 industry PPT template

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"Addition and Subtraction of Fractions with Different Denominators" Fraction Addition and Subtraction PPT Courseware
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