| Category | Format | Size |
|---|---|---|
| People's Education Press Eighth Grade Mathematics Volume 1 | pptx | 6 MB |
"Multiplication and Division of Fractions" Fraction PPT Courseware
Description
"Multiplication and Division of Fractions" Fraction PPT Courseware
multiplication rules for fractions
To multiply two fractions, take the product of the numerators as the numerator of the product, and take the product of the denominators as the denominator of the product.
Expressed in symbolic language:
a/b×c/d=ac/bd
To divide two fractions, reverse the numerator and denominator of the division formula and then multiply by the dividend.
Expressed in symbolic language:
a/b÷c/d=a/b×d/c=ad/bc
Work in groups to study the following questions:
What should you pay attention to when the numerator or denominator of a fraction is a polynomial?
In the operation of fraction division, what should we pay attention to when changing the division sign into a multiplication sign?
Is the multiplication and division of fractions closely related to the knowledge we have learned?
What should be the final result of the calculation?
Keywords: Fractions courseware, multiplication and division of fractions courseware, New People's Education Edition eighth grade mathematics PPT courseware, eighth grade mathematics slide courseware download, fractions PPT courseware download, multiplication and division of fractions PPT courseware download, .ppt format
For more information about the "Multiplication and Division of Fractions" PPT courseware, please click the Multiplication and Division of Fractions ppt Fractions ppt tag.
"Multiplication and Division of Fractions" PPT courseware:
"Multiplication and Division of Fractions" PPT courseware Rules for division of fractions: To divide a fraction by a fraction, reverse the positions of the numerator and denominator of the division formula, and then multiply it by the dividend. Method summary: Divide fractions containing polynomials in the numerator and denominator: 1. First convert division into multiplication 2. Then factor...
"Multiplication and Division of Fractions" Fraction PPT Courseware 3:
"Multiplication and Division of Fractions" Fraction PPT courseware 3 Teaching objectives (1) Teaching knowledge points 1. Operation rules of multiplication and division of fractions, 2. Be able to perform multiplication and division operations of fractions. (2) Ability training requirements 1. Analogy to the rules of multiplication and division of fractions. Explore the rules of multiplication and division of fractions..
"Multiplication and Division of Fractions" Fraction PPT Courseware 2:
"Multiplication and Division of Fractions" Fraction PPT courseware 2 The rules of multiplication and division of fractions are similar to the rules of multiplication and division of fractions. When two fractions are multiplied, the product of multiplying the numerators is regarded as the numerator of the product. The product of multiplying the denominators is regarded as the product. Denominator; divide two fractions by dividing the numerator and denominator of the divisor..
File Info
Update Time: 2024-06-30
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