"Four Mixed Operations of Fractions" PPT Courseware 3

Description

"Four Mixed Operations of Fractions" PPT Courseware 3

teaching objectives

1. Master the order of operations of the four mixed operations of fractions, and be able to correctly calculate the four mixed operations of fractions.

2. Improve students' knowledge transfer, analogy, logical reasoning and calculation abilities.

3. Through mathematical activities, students' interest in learning mathematics and their ability to apply mathematical knowledge are stimulated, and good study habits are cultivated.

What is the order of operations for the four mixed arithmetic operations on integers?

(1) In a calculation, if it only contains operations of the same level, calculations are performed from left to right.

(2) If a calculation contains two-level operations, the second-level operation must be calculated first, and then the first-level operation.

(3) In a calculation, if there are parentheses, calculate what is inside the parentheses first, and then what is inside the square brackets.

Column calculation

1) What is the quotient of the sum of 4/5 and 3/4 divided by their difference?

2) 2/3 of a number is 18. What is 5/9 of this number?

3) 3/5 of a number minus 45 equals 48. What is this number?

4) 2/3 of a number is equal to 5/6 of 9/10. What is this number?

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"Four Mixed Operations of Fractions" PPT courseware 2:

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Update Time: 2024-09-08

This template belongs to Mathematics courseware Western Normal University Edition Sixth Grade Mathematics Volume 1 industry PPT template

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