Intensive,Training,of,Maths,(4A)

江苏张家港市东渡实验学校 钱怡凡

I.Calculate.

II.Fill in the blanks.

1.In 6001003,the digit 3 stands for_____________ and the digit 1 has a value of______________.

2.The standard form of 800 thousands,3 tens is_____________.

3.In 65927,the tens digit is____ and the thousands digit is____.

4.90003 =____ thousands,____ ones.

5.Round the number 9018 to the nearest ten.9018 ≈____.

6.____ is 7 more than 8.

7.42 × 700 = 40 × 700 +_____ ×_____.

8.8014 ml =____ l +____ ml.

9.A baby is 40 days old.He drinks about 700___ (ml / l) of milk every day.

10.Nancy tossed a coin 20 times and got 8 heads and 12 tails.Nancy got heads____ out of____ times.

III.Read and draw.

1.Draw LineAB.ABandCDare parallel.

AB//CD.

2.Draw a line perpendicular to the sideABthrough the pointP.

3.Draw dots of ordered pairs (3,3) and (6,7).Then link up the two dots.

4.Draw the height of the parallelogram and the height of the triangle.

5.The tally chart shows the average height of boys and girls between 7 and 15 years old.Turn the tally chart into a line graph.

IV.Solve the problems.

1.The temperature was 5℃.It rises by 8℃.What is the temperature now?

2.A fish is swimming 3 m below sea level.A bird is f lying 11 m above sea level.What is the distance between the bird and the fish?

3.Lucy had many picture cards.She kept 55 picture cards for herself,and gave the rest to 316 students in a primary school.Each of the students got 25 picture cards.How many picture cards did she have before she gave the rest to the students?

4.The area of a plot of land is 1856 m2.The land is a rectangle.The width of the land is 32 m.What is the length of the land?

5.Lucy has 2 green beads and 2 red beads.How many different ways can the beads be strung together to make a bracelet?

6.Steven has a fish tank.It is 120 cm long,30 cm wide,and 50 cm high.It is filled with coloured water to a depth of 40 cm.What is the value of the water in cubic centimeters? What is the value of the water in litres and millilitres?

7.Mr.Robert will toss a coin twice.Complete the tree diagram to show the different ways Mr.Robert might get heads(H) and tails(T).There are_______ outcomes.

(参考答案见本期第73 页)

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