"For practical problems of finding out how many numbers are more (less) than a number" Addition and subtraction within 100 PPT courseware

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"For practical problems of finding out how many numbers are more (less) than a number" Addition and subtraction within 100 PPT courseware

Dear children, let us use "more than..." and "less than..." to say a sentence. I believe you will be great!

Based on the conditions, choose the correct answer.

1. There are 7 more red flowers than yellow flowers.

2. There are 15 fewer ducks than chickens.

3. There are 10 fewer storybooks than comic books.

4. There are 8 more girls than boys.

Take a look and think about it:

1. There are 24 bottles of red flowers, and there are 9 bottles less of blue flowers than red flowers. How many bottles of blue flowers are there? 24-9

2. There are 24 bottles of red flowers, and there are 9 bottles less of red flowers than blue flowers. How many bottles of blue flowers are there? 24+9

3. There are 24 bottles of red flowers, and there are 9 more bottles of blue flowers than red flowers. How many bottles of blue flowers are there? 24+9=33(bottle)

4. There are 24 bottles of red flowers, and there are 9 more bottles of red flowers than blue flowers. How many bottles of blue flowers are there? 24-9＝15(bottle)

Football is 19 yuan more than volleyball.

How much does a volleyball cost? 58-19=39 (yuan)

How much does a football cost? 39+19=58 (yuan)

I want to buy a basketball, but I’m still 5 yuan short.

How much money does Gray Tai have?

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For more information about the PPT courseware "Addition and Subtraction within 100", please click the Addition and Subtraction within 100 ppt tag.

"Addition and Subtraction Mixed" PPT courseware for addition and subtraction within 100 3:

"Addition and Subtraction Mixed" PPT courseware for addition and subtraction within 100 3 1. Calculate the following questions orally and talk about how to calculate 10+10+10= 50+3+6= 12+ 8+40= 60-20-30= 21- 7-5= 17- 9 + 5= Vertical calculation 25+18+43= 61+36-17= 37+28..

"Addition and Subtraction Mixed" PPT courseware for addition and subtraction within 100 2:

"Mixed Addition and Subtraction" PPT courseware for addition and subtraction within 100 2 Review: 1. Calculate vertical expressions. 36+28+17= 65-25-21= 2. Answer orally. (1) There were originally 10 birds on the tree, 5 flew away, and 3 more flew back. How many birds are there now? (2)..

"Continuous Addition and Subtraction" PPT courseware for addition and subtraction within 100:

"Continuous Addition and Subtraction" PPT courseware for addition and subtraction within 100 1. Vertical calculations What should we pay attention to when doing addition and subtraction in written calculations? The addition of the same digits ( ) to the ones digit is full of ten, and the subtraction toward ( ) the ones digit is not enough, ( ) 2. Calculate the following questions orally and tell me in what order you calculated them. ..

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Update Time: 2024-11-22

This template belongs to Mathematics courseware Jiangsu Education Edition Second Grade Mathematics Volume 1 industry PPT template

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