2 1.75 hours = () hours () 7800 square meters = () square kilometers < BR/3? The 4-meter-long wire is divided into 5 segments on average, each segment is complete length () (), and each segment is () kilometers.

4. The true score of the maximum scoring unit (1 10). It adds at least one decimal unit like () to make it the smallest odd number.

5. The ratio of quantity of B is 8:5, B is 25, and A is ().

6,25 25: x, when X = () when the ratio is 1, when X = (), it is meaningless, when X = (), 23: 2 constitutes the ratio.

7，AB，C，A 2，A:B:C =()

There are 200 workers, 4 of whom are unqualified, and the qualified rate is ()

9, () hours, work 10 hours completed 5 12 completed 23.

10, when the number of m is 2 and the ratio is 2:3, their greatest common divisor is 16, and M = ().

Eyes that distinguish right from wrong. (6 points)

Equations with unknowns are called equations. ()

2, 1 and 2 are integers less than 3. ()

3,915 is a decimal. ()

4, because 45

5, the ratio of the simplest integer ratio must be the simplest fraction. ()

6.7-story building, the height of each floor is the same. It takes 40 seconds for Xiao Ning to walk from underground to the third floor, and then it takes 140 seconds to get to the top floor.

3. Happiness A, B and C(6 minutes)

1, a number (except zero) divided by 19, this number is (). A, expanded 9 times, B decreased 9 times and C increased 9 times.

2. The threshing tonnage of a 9 10 T 34-hour thresher 1 hour () and 910t.

Greater than b, less than c, equal to d, greater than or equal to.

3. equilateral triangle () a, acute triangle b, right triangle c and obtuse triangle.

4. The weight of the first apple shell is 15? The second basket, there are two baskets of apples. The weight of the first shopping basket is equal to the weight of the second shopping basket (), 4:5, 5:4? three past five

A cube with a side length of 4 cm is a cube with a side length of 1 cm. See ().

a，4 B，8-C， 16 D，32 E，64

6. Are the volumes of cylinder and cone equal to the known area of the bottom of cylindrical cone? 2 times the height of cylinder and cone. A, 12 B, 23 C, d, 2 and 3 times.

Small "wealth" (23 points)

Port operators (5)

93 +55 +7 +45 = 476 -299 = 0. 1 ×0. 1×0. 1 = 8 +5.2 = 77× 1 1-77 = 0. 12÷0. 15 =

15.24- 1.6-8.4 = 56-(8 13+56)= 2740÷9 = 8×5×0.0 1 = & lt； BR/2. Find the unknown X(4 points)

7X-434 = 2.25 X - 14 X = 6

3. Simplification of detachable calculation (8 points)

8 15× 13×89÷8 15[56+(47-47)- 16](48×47+48 37)× 1.25/a & gt；

( 1 1 18×922 + 13)÷7 12

4-line calculation (6 points)

The difference between 3 times and 25 times of a number is 60%. What is the number?

38 and 16 plots, plus 5 to 59, how much is there?

Practice and exploration of verb (abbreviation of verb) (15 points)

1, on the right is a rectangular cardboard, and the calculated data are not considered for rectangular or cylindrical joints with different sides and bottoms (measurement, integer reserved).

(1), if a bottom surface is added, can the high cylinder BC find the uncovered surface area? Cylinder.

(2) If it is accompanied by a square bottom, AB is a high cuboid, and the volume of this cuboid.

2, (unit: cm)

Cut the volume of the largest cylinder left in the rectangular geometry operation problem.

6. Practical application (30 points)

1, Xinxing Machinery Factory expands. The original planned investment was 40 million US dollars, and the actual investment was 360 million RMB. What percentage was saved?

The road team paved the road. It was originally planned to pave 1.6 km every day for 30 days, but it was actually 0.8 km more than originally planned. Will it be completed in the actual day? (Proportional solution)

3. It holds water in a cylindrical glass container with a bottom radius of 6 cm. Now a stone is put into the container. When the water level rises to 4 cm. What is the volume of this stone in cubic centimeters?

4. The reading materials read by Wang Hua are 20% on the first day, and the remaining 30% on the second day. 140 How many pages of reading material are you reading?

5. Xiao Ming went to play 6 kilometers away from the West Lake and drew a line chart according to the following answers:

(1) How long did Xiaoming play in the West Lake?

I have been walking nonstop since I set out. What kind of West Lake is the most?

(3) Did you get the speed of Xiaoming riding a bike?

Grade five math book final exam results 10:

, fill in the blank: 20% BR/& gt；;

1。 2。 5 hours = () hours () 5060 square decimeters = () square meters

About (), the first factor of decomposition is ()

3。 The unit of the score is 1/8 () of the maximum true score and the minimum false score.

4。 The numerator of the simplest fraction is the smallest prime number and the denominator is the total number. This score is (), and you can get it by adding a fractional unit similar to ().

5。 A cuboid with a length, width and height of 5 decimeters is cut into two small rectangles. What are the surface areas of the two small cuboids? The largest () square decimeter.

A 52 cm long wire is welded into a rectangular frame. The frame is 6 cm long, 4 cm wide and () cm high.

A = 2×3×5, B = 3× 5× 5 The greatest common divisor of A and B is (), LCM ().

The length of the cube edge has expanded by 3 times the surface area, by () times and by () times the volume. Large fraction unit

9。 4/9,5/11,(), () fractional values.

The greatest common divisor of two numbers 10 is the least common multiple of 8, one is 16 and the other is ().

Second, multiple-choice questions (fill in the serial number of the correct answer in brackets): 20%

The following formula is a separable equation ()

①4÷8 = 0.5②39÷3 = 13③5。 2÷2。 6 = 2

2。 2/3, 3/20 and 7/28 can be converted into finite decimals ()

( 1)3②2(3)

The product of 3 times two prime numbers must be ()

① Odd number ② Even number ③ Composite number

4 A = 5B(A and B are non-zero natural numbers) The following statement is incorrect ()

① the greatest common divisor of a and b and the least common multiples a2a and BA.

③A is divisible by B, and A contains about the number 5.

5。 100g water plus 10g salt, and salt accounts for brine ().

1 1/9② 1/ 10③ 1/ 1 1

Call it a >: B, then 2/2/b () 12/>/b22/<; /B③ Cannot compare sizes.

7 The greatest common divisor of two numbers is 12, and the divisor of these two numbers ().

4①②③6

8。 A small piece of the cuboid has been dug out (pictured). The following statement is absolutely correct: ()

The decrease in the number of (1) also reduces the surface area.

(2) The surface area decreases.

③ Volume decreases surface area? identical

A rectangular piece of paper, the same size, each 12 cm long and 8 cm wide. To make a square, you need at least this rectangular piece of paper ().

(1) 426 tablets (3)8

10, 6 meters long rope, cut 1/2 first, then 1/2 meters, and then left ()

① 5m ② 5/2m (3) 0m

Three questions: 28%

BR/>； 1。 The area and volume (unit: decimeter) of the pursuit plane rectangle is 4%.

= B = C = 4

2。 Split calculation (simple calculation to simple operator) 12%

6/7 +2 / 15 + 1 / 10 + 13/ 15 19/2 1 +5/7-3 / 14

& gt

2/3 +5/9-2 / 3 +5 / 9

8/9-( 1 / 4- 1 / 9) - 3/4

3。 Find the greatest common divisor and the least common multiple of the lowest group and 4%

Articles 24 and 36

18, 24 and 40 (least common multiple only)

Question 6%

5/9,7/18, minus 1/2, what is the result?

Subtract the difference between 7/ 15 and 7/30 from a number, and the result is 2/3. What's this number? (formula)

Four mapping problems of 4%

You hatched 1/2 (at least 5)

Application questions: 30%

1, corn 1/5, vegetables 1/6, and the rest watermelons. Is it a small part of the total land area of watermelon?

2。 There are 24 boys and 20 girls in a class. How many times are there boys and girls? What is the number of girls compared with the number of boys?

3。 Students participate in environmental protection actions. Qingyun Mountain in the fifth grade of Qingyun Primary School /8 tons is less than 3/5 tons of garbage in the sixth grade. How many tons of garbage does Senior Qingyun have?

4。 A rectangular iron plate with a length of 40 cm and a width of 30 cm, its four corners are cut with a square ruler of 4 cm, and then welded into a box cover. How many liters is its volume?

5。 A car, three hours before the line 192 km, speed 58 km/h. What is the average speed of the car after two hours?

The first letter of the Greek alphabet.

The first letter of the Greek alphabet.