Intensive Training of Maths (4A)

河南鄭州市惠濟(jì)區(qū)實(shí)驗(yàn)小學(xué) 張世超

I.Calculate.

II.Write the following numbers in standard form.

560 thousands, 2 hundreds ____________________

430 thousands, 5 hundreds, 4 ones ____________________

320 thousands, 7 hundreds, 8 ones ____________________

700 thousands, 8 tens ____________________

670 thousands, 5 ones ____________________

8,000,000 + 600,000 + 4,000 + 100 ____________________

2,000,000 + 300,000 + 9,000 + 80 ____________________

7,000,000 + 50,000 + 8,000 ____________________

III.Fill in the blanks.

5,973 is ________ when rounded to the nearest hundred.

61,830 is _________ when rounded to the nearest thousand.

__________ is 7 less than 4.

__________ is 8 more than 9.

8 less than 6 is __________.

12 more than 14 is __________.

78,500 = 78 __________ , 5 _________.

80,006 = __________ thousands, __________ones.

________ is 1 more than 999,999 and _______ is 1 less than 999,999.

76,548 = ________ thousands, ________ hundreds, ________tens, ________ ones.

IV.Use distributive property of multiplication to make the following calculations.

V.Find the value.

VI.Solve the problems.

1.The temperature was -8℃.It rises by 10℃.What is the temperature now?

2.A bookstore bought 45 boxes of books.There were 235 books in each box.How many books did the bookstore buy?

3.A company spent ￥ 3,240 on 40 computers.How much did each computer cost?

4.A concert ticket cost ￥ 45 for an adult and ￥ 30 for a student.A total of ￥ 6,075 was collected from the sale of adult tickets and a total of ￥ 4,020 from the sale of students tickets.How many people attended the concert?