"Problem Solving" Fraction Multiplication PPT Courseware 2

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"Problem Solving" Fraction Multiplication PPT Courseware 2

What is the order of mixed operations of integer addition, subtraction, and multiplication?

When adding, subtracting, and multiplying fractions together, what is the order of operations?

practise

In order to hold the school anniversary, Class 6 (2) will make 180 small flags. 5/6 have been made. How many flags are left to be made?

In the 800-meter race, Liu Gang ran 11/16 of the entire distance. How many meters is he from the finish line?

Students, how many times does your heart beat per minute?

The number of times a person's heart beats changes with age. Teenagers have about 75 heartbeats per minute, and babies have 4/5 more heartbeats per minute than teenagers. How many times does a baby's heart beat per minute?

induction

① Pay attention to the calculation in the order of operations.

② If fractional multiplication occurs in mixed operations, it can be reduced and multiplied during calculation.

③ If there are addition and subtraction calculations of fractions in the operation, pay attention to common fractions and convert them into fractions with the same denominator before they can be added or subtracted.

④The final result needs to be the simplest fraction.

⑤Check after calculation.

Based on the information, what questions can you ask and how can you answer them?

Luyuan Primary School organized students to go to the countryside to collect tree species:

There are 4 classes in the fourth grade, and each class collects an average of 3/8 kilogram;

Four classes in fifth grade collected a total of 2 kilograms;

There are 4 classes in the sixth grade, and each class collects an average of 7/8 kilograms.

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For more information about the "Solving Problems with Multiplication of Fractions" PPT courseware, please click the "Solving Problems with Multiplication of Fractions ppt" ppt tag.

"Problem Solving" PPT courseware download:

"Problem Solving" PPT courseware download Part One: New Lesson Introduction The hare and the tortoise are racing. The distance from the starting point to the end is 450 meters. Who will reach the end first? How early should I arrive? I run 5 meters per minute. I run 5 meters more per minute than the turtle. The tortoise and the hare..

"Problem Solving" PPT download:

"Problem Solving" PPT download Part 1: Concise explanation of classic questions 1) Do the math yourself: How much is the price reduction for each piece of clothing? The price of the wool sweater is reduced by 145 yuan, 525-380=145 (yuan). The price of the down jacket of 560 yuan is reduced by 162 yuan, 560-398=162 (yuan). What about the other items? ..

"Problem Solving" PPT:

Contents of the first part of "Problem Solving" PPT: Learning objectives 1. Understand the meaning of integer division; 2. Understand division with remainders; 3. Master the relationship between the various parts of division with remainders; 4. Cultivate analysis, judgment and logical reasoning Ability and ability to solve practical problems...

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Update Time: 2024-09-22

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

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