"Camping" PPT courseware 6

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"Camping" PPT courseware 6

There are 15 small sticks in total. How many can be arranged in this shape?

15 ÷ 6 = 2 (pieces) …… 3 (roots)

Read as: 15 divided by 6 quotient 2 remainder 3

What should we pay attention to when doing vertical column division?

Circle it and fill it in.

There are 11 chopsticks, 2 pairs, there are 5 pairs in total, and 1 is left.

11÷2 =5(double)……1(root)

There are 15 ▲, each 4 pieces can be divided into 3 parts, and there are 3 pieces left.

15÷4 =3 (portions)……1 (piece)

think for a while

1.□÷5＝4……( )

The maximum remainder is ( )

2.□÷ ( ) = 7…… 6

The minimum divisor is ( )

choose

Each taxi can carry 4 children. Now there are 23 children going to the amusement park. At least ( ) taxis are needed to take the children to the amusement park?

23÷4=5(vehicles)……3(people)

A, 3 B, 4 C, 5 D, 6

practice

If 21 students go boating, at least how many boats should they rent?

21÷4=5 (only)... 1 (person)

Answer: At least 6 boats must be rented

Each boat rents for 3 yuan per hour. If you only rent one boat, how many hours can you paddle for 10 yuan at most?

10÷3=3 (hour)…1 (yuan)

Answer: 10 yuan can be deducted up to 3 hours.

improve practice

Xiao Ming brought 20 yuan and went to the bookstore to buy a dictionary. He spent 7 yuan and spent the remaining money on a storybook that cost 3 yuan. How many books can he buy at most?

①How much money is left?

20 – 7 = 13 (yuan)

②How many storybooks can you buy at most with the remaining money?

13 ÷ 3 = 4 (ben)······1 (yuan)

Answer: You can buy up to 4 copies.

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Update Time: 2024-11-14

This template belongs to Mathematics courseware Qingdao Edition Second Grade Mathematics Volume 2 industry PPT template

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