Câu 5: Find the difference of the greatest and the smallest 3digit number which is formed by using all 3 digits: 0, 3, 5.. 70 books are taken in each case.[r]
(1)VÒNG – LỚP Câu 8: Lan has a dozen of candies She shares them equally BÀI 1: TĂNG DẦN to friends Each friend has candies Câu 9: How many 2-digit numbers such that the product of its digits is 4? Câu 10: Find A + B + C such that BÀI 2: BÀI 3: CÓC VÀNG TÀI BA Câu 1: Fill in the blank with >, < or = : Câu 2: If each student has pencils, then three students have pencils Câu 3: The perimeter of this triangle is cm Câu 4: In the number 795, the digit is in the ones place Câu 5: Find the difference of the greatest and the smallest 3digit number which is formed by using all digits: 0, 3, Câu 6: In a book-shelf, there were 275 books in the upper case and 170 books in the lower case at first 70 books are taken in each case How many books are there now? Câu 7: Find the missing number in the box: (2)