Intensive Training of Maths(4A)

江苏张家港市东渡实验学校 郁晓芳

I.Classify the numbers.

(1) Positive numbers:

(2) Negative numbers:

(3) Neither positive nor negative numbers:

II.Find the value of each of the following.

Ⅲ.Fill in the blanks.

(1) 4,000 is one thousand less than _________.

(2) 6,200 is one hundred more than _________.

(3) 12,000,000 is two million more than ___________.

(4) In 330,330,033,the millions digit is _______and the hundred thousands digit is_________.The digit ______is in the ten millions place and the digit _______is in the tens place.

(5) 20,900,290 is ________when rounded to the nearest hundred thousand.

(6) 1,420,000 is ________when rounded to the nearest million.

(7) 7 l=________ml 37.6 l=________ml

49,000 ml=_______l 2,000 ml=_______l

(8) Sarah tossed a coin 30 times and got 17 heads and 13 tails.

Sarah got heads ______out of ______times.

Sarah got tails ______out of ______times.

What is the probability of tossing heads? ______.

What is the probability of tossing tails? ______.

(9) A square has _____pairs of perpendicular lines.

Ⅵ.Choose the correct option,A,B,C or D.

(1) What is 87,020,092 in word form?

A.eighty-seven million,twenty thousand and ninety-two.

B.eighty-seven billion,twenty thousand and ninety-two.

C.eighty-seven million,twenty hundred and ninety-two.

D.eighty-seven billion,two thousand and ninety-two.

(2) A fish is swimming 5 meters below the sea level,so the distance between the sea level and the fish is _______.

A.+5 m B.–5 m C.0 m D.–6 m

(3) What is the value of the digit 7 in 7,000,190?

A.seventy million. B.seven million.

C.seven hundred. D.seven thousand.

(4) 9,102,060 kg=____________g.

A.9,102,060,000 B.912,060

C.910,260 D.9,102,060,000,000

(5) In the Chinese character,we can find ________.

A.parallel lines only

B.perpendicular lines only

C.both parallel lines and perpendicular lines

D.curved lines

Ⅶ.Draw.

(1) Draw a line perpendicular to Line AB through the point C.

(2) Shade the following squares on the grid.

(2,2) (2,3) (2,4) (3,2) (3,3) (3,4) (4,2) (4,3) (4,4)

What is the name of the shape you have made?

The shape that I have made is ____.

Ⅷ.Word Problems.

(1) Lucy went to a bookstore last weekend.She bought 27 boxes of books.There were 180 books in each box.How many books did Lucy buy last weekend?

(2) A number riddle:I have nine digits.My digit in the hundred millions place and my digit in the hundred thousands place are the same.They both are 9.My digit in the tens place is 4.My digit in the hundreds place is five less than my digit in the hundred thousands place.Other digits are 2.What number am I?

(3) Choose four of these digits to make the total as close as possible to 10,000.