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The sixth grade elementary school mathematics first volume unit 2 examination questions.
The following is an article on the second unit of mathematics in the sixth grade of primary school compiled by KaoNet for your reference!

1. Fill in the blanks (each space 1, *** 16)

1, hour = () minutes; Ton = () kg;

l =()ml; () hours = days

2. If you walk a section every hour, you can walk this section in three hours ().

There is still () left.

3. After the increase of 240 tons, it is () tons.

4, 1 meter long iron wire, used, and then used to grow rice. Twice * * * used () meters.

5, a bottle of oil weighs kilograms, and there are () kilograms left after eating this bottle of oil.

The reciprocal of 6 and 3 is (), and the reciprocal of is ().

7、×( )=( )×6= 1=0.4×( )

8, x a >, then a ()1; ×a=, then a() 1.

II. True or false questions (2 points for each question, *** 10)

1 is as heavy as 6 tons and 1 ton ()

2. Because ×6= 1 is the reciprocal ()

3, a rope is meters long, there are meters () after use.

4. The reciprocal of the true score is greater than 1, and the reciprocal of the false score is less than 1 ().

5. The number of a equals the number of b, and the number of b is regarded as the unit "1" ().

Third, choose (put the letters of the correct answer in brackets) (2 points for each question, *** 10)

1, Xiaodong can type 50 words per minute, and he can type 50 words ().

A. greater than B. less than C. equal to

2. The weight of a bag of sugar 10 kg. If light light blue eats this bag of sugar, the formula for calculating how many kilograms are left is ().

A.-b .-×c×( 1-)

3, a bag of sugar weighs kilograms, and the formula for finding how many kilograms are left is ()

A.-b .×c×( 1-)

4. Because × = 1, ().

A. and they are all mutually beneficial. B.it's reciprocal.

C. the reciprocal of the sum number. D is the reciprocal.

5. The sum of the reciprocal of two prime numbers is that these two prime numbers are ().

A.2 and 3 B. 3 and 4 C. 4 and 5

Fourth, the calculation (1, 0.5 points for each question, ***6 points; 2. 3 points for each question, *** 18 points)

1, oral calculation

×6= ×4= 14×= × =

- = × 16= × = × =

×0= + = 3- = 1× =

2. The following questions can be simplified.

( 1) ×× (2)××

(3) (2- )× 10 (4) 35×(+)

(5) - × (6) (- )×

Verb (abbreviation of verb) is calculated by looking at the picture (5 points for each question, *** 10).

( 1)

(2)

Six, solve the problem (6 points per question, ***30 points)

1, the weight of man on the moon is on the earth, and the weight on Mars is on the earth. Xiaogang weighs 48 kilograms. What is his weight on the moon and Mars respectively?

2. Fangfang has 126 extra-curricular books, which are donated to children in poor mountainous areas. How many books are left?

I hope the primary school will plant trees. 65,438+060 trees were planted last year. More trees have been planted this year than last year. How many trees will be planted this year?

There are 840 students in xinhua primary school. The sixth grade students account for the total number of students in the school, and the sixth grade girls account for the number of students in this grade. How many girls are there in the sixth grade?

5. bright primary school launched the activity of collecting used batteries, and the whole school collected them 1440. Among them, the third grade received the whole school, and the fourth grade received the whole school. How many sections did the two grades receive?