| Category | Format | Size |
|---|---|---|
| Qingdao Edition Eighth Grade Mathematics Volume 1 | pptx | 6 MB |
"Multiplication and Division of Fractions" PPT Courseware 2
Description
"Multiplication and Division of Fractions" PPT Courseware 2
The rules for multiplication and division of fractions are similar to those for fractions
[Rules for multiplication and division of 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;
To divide two fractions, reverse the numerator and denominator of the division formula, and then multiply it by the dividend.
[Rules for multiplication and division of 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;
To divide two fractions, reverse the positions of the numerator and denominator of the division formula, and then multiply it by the dividend.
example
Calculation: (1) 2mn/3m2×6mn/5n (2) 4y/3x÷16y2/-9x2
During the operation, reduction should be made to convert the result into the simplest fraction
When multiplying and dividing fractions, if the numerator and denominator are polynomials, factoring should be done first
Keywords: Teaching courseware for multiplication and division of fractions, Qingdao edition eighth grade mathematics volume PPT courseware download, eighth grade mathematics slide courseware download, multiplication and division of fractions PPT courseware download, .PPT format;
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"Multiplication and Division of Fractions" PPT courseware:
"Multiplication and Division of Fractions" PPT courseware [Learning Objectives] 1. Explore the rules of multiplication and division of fractions by analogy with the rules of multiplication and division of fractions. 2. Be able to perform simple multiplication and division operations on fractions. 3. In the process of converting the division of fractions into the operation of multiplication,...
File Info
Update Time: 2024-07-27
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