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Unit 8 Mathematics (3), Volume 2, Grade 2, Primary School
# 2 # Introduction Mathematics is a basic science, which is worth learning by everyone, especially children. It is necessary to learn mathematics in order to construct their own thinking system. Learning mathematics means learning a thinking system, and we should also pay attention to this in the process of teaching children every day. The following is the related information of Unit 8 of Mathematics in Volume 2 of Grade Two in Primary School (III). I hope it will help you.

Unit 8 Mathematics, Volume 2, Grade 2, Primary School

1. Fill in the blanks with 1. Divide 12 into 3 parts, each part has () branches.

2. Divide 12 circles (one for every four) into ().

3. 15 has () 5.

4, 20÷4=5 is read as 20()4, which is equal to ().

5, 30÷5=()30 is called () 5 is called ().

6, 30÷6= () means (), and each () is divided into ().

7. There are () ten out of a hundred and () hundred out of a thousand.

8. From the unit, the number () from the left is thousands, and the number () is ten thousand.

Second, judgment.

1, read the numbers within 10,000, starting from the high place and reading them in numerical order. ()

2. Write the numbers within10,000, starting from the high place, and arrange them in numerical order. ()

3. The number that is more than 1 is 10 1. ()

The weight of 4.3 kilograms of sugar is equivalent to 3000 grams of sugar. ()

5, the load of a truck is 50 kg ()

Third, choose

The smallest four digits of 1, 1, 2,3,0 are ()

a、 1203 B、 1230 C、 1023

2. Seven digits 1, six digits 10, and the number of 408,000 is ().

7648 B、8467 C、8476

3. The number consisting of eight thousands and eight tens is ()

8008 B、8800 C、8080

4. How many tens are there in a thousand?

a、 10 B、 100 C、 1000

Fourth, longitudinal calculation.

650+340= 730+480= 390+250=

840-560= 750-540= 440- 150=

Verb (abbreviation of verb) is filled with ">" in brackets.