VONG 5 LOP 5 TA 20162017

33 309 digits have been used for numbering the page numbers of a book the book starting at number 1.. How many pages does the book have?.[r]

Sắp xếp từ mm, cm, dm, m,dam,hm,km

BÀI 2: ĐỈNH NÚI TRÍ TUỆ

7

24

5.75 0.407 5,004 0.35 5.009 0.26

Given a number sequence: 2; 5; 7; 9; 2; 5; 7; 9; 2; 5; … What is the sum of the

16

9 5 1 4 4 0.4 200 678 64 29,15 6.2 3004,008

Write

27

4

100 as a decimal number in the simplest form 4.27

BÀI 3: ĐI TÌM KHO BÁU

309 digits have been used for numbering the page numbers of a book (the

book starting at number 1) How many pages does the book have? 139

12 10 16

3000

7965

1/10 10500 1

55/56 38? 8006 1/100

6 2016

0.5

24.4

6

6 3 0 5 43 3 1857

500

48 15

2700 m 2

8853 39,02

0.7 23/100

1.8