Let the tens digit be x.
=> The ones digit will be x - 2.
The hundreds digit will be 2x.
The sum of all three digits: x + x - 2 + 2x = 14
=> x = 4
The number is: 842.
In a 4-digit number, the ones digit is the possible biggest number, the hundreds digit is the smallest odd number and the tens digit is 1 more than the hundreds digit. The thousands digit is the sum of the hundreds and tens digit . Find the number. nhanh lên nhé
If A is divided by 9 then the sum of the quotient and 9 is the greatest 2-digit number. Find the value of A. Answer: A =
LUYỆN VIOLYMPIC TIẾNG ANH LỚP 4 (2021-2022)
Câu 1: The sum of all one digit numbers?
Câu 2: Which value is not equal to 4500? (45tens, 450tens, 45 hundred)
Câu 3: Which number below is the word form of 20 300?
Câu 4: How many two digit odd numbers are there that are greater than 15?
Câu 5: Lily writers a number. It has the digit 5 in the thousands place and the digit 8 in the units place. Which of these numbers could Lily have written?
Câu 6: What is the smallest posible number that can be written using the digits 4, 7, 0, 6? (use each digit only once)
Câu 7: If the sum of three consecutive natural numbers is less than 90, find the largest possible value of the largest natural number is?
Câu 8: How many multiples of 4 lie between 1000 and 2500?
Câu 9: Read number: 35 206 :...........................................................
Câu 10: Jack finished the bicycle race with a time of 34152 seconds, Jane finished with a time of 34215 seconds, and Tina finished with a time of 34125 seconds. In what order did they finish the race?
Câu 11: The The greatest odd number that can be formed by all the digit 1,2,0 and 8 is?
Câu 12: A rectangle having length and breadth are 25cm and 8cm respectively. The perimeter of the rectangle?
Câu 13: Amy put 50 photographs into an online photo album. On each page she could fit eight photos. How many photos were on the last page?
Câu 14: Bon is 5 years old. Ben’s age is 3 years more than the double of Bon’s age. Find the age of Ben?
Câu 15: Which value is equal to 56 hundreds? (56000; 5600 tens; 560 tens; 56 units)
Câu 16:What is the perimeter of a square with side lengths of 205 cm?
Câu 17: What is the greatest 3-digit number whose digits total is 13?
Câu 18: Anna has a chocolate chip cookie recipe that makes 60 cookies and calls for 6cups of flour. If he only wants to make 40 cookies. How many cups of flour would he need?
Câu 19: A string of 5m35cm was cut into 5 equal parts. What’s the length of each part in cm?
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trả lời bài này cho mình với
Câu 1
How many double digit numbers are there?
Answer:
numbers.
Câu 2
How many single digit numbers are there?
Answer:
numbers.
Câu 3
Write the words in number form which consist of: 7 hundred thousands, 6 thousands, 3 hundreds, 4 tens and 2 units.
Answer:
Câu 4
Fill in the sequence with the missing number in order to have 3 consecutive natural numbers.
99; 100;
Câu 5
1kg of apple costs 2 dollar and 1kg of orange costs 3 dollar more than an apple. Jean bought 10kg of apples and 8kg of oranges. How much did she have to pay for the fruits?
Answer:
dollar.
Câu 6
The perimeter of a square garden is 36m. What is its area?
Answer: Its area is
m^2m2.
Câu 7
Find the product of 7 tens and 7 ones.
Answer:
Câu 8
Anna has 206 stickers and Mary has 78 stickers. How many stickers must Anna give to Mary so that they have the same number of stickers?
Answer:
stickers.
Câu 9
The product of 40 and a number m, is a 2-digit number that greater than 40. The value of m is
Câu 10
A number has a digit 3 in ones place. It is greater than 64 but less than 82. What number is it?
Answer:
How many 2-digit number(s) is / are there such that the number contains digit “3”?
LUYỆN VIOLYMPIC TIẾNG ANH LỚP 4 (2021-2022)
Câu 1: The sum of all one digit numbers?
Câu 2: Which value is not equal to 4500? (45tens, 450tens, 45 hundred)
Câu 3: Which number below is the word form of 20 300?
Câu 4: How many two digit odd numbers are there that are greater than 15?
Câu 5: Lily writers a number. It has the digit 5 in the thousands place and the digit 8 in the units place. Which of these numbers could Lily have written?
Câu 6: What is the smallest posible number that can be written using the digits 4, 7, 0, 6? (use each digit only once)
Câu 7: If the sum of three consecutive natural numbers is less than 90, find the largest possible value of the largest natural number is?
Câu 8: How many multiples of 4 lie between 1000 and 2500?
Câu 9: Read number: 35 206 :...........................................................
Câu 10: Jack finished the bicycle race with a time of 34152 seconds, Jane finished with a time of 34215 seconds, and Tina finished with a time of 34125 seconds. In what order did they finish the race?
Câu 11: The The greatest odd number that can be formed by all the digit 1,2,0 and 8 is?
Câu 12: A rectangle having length and breadth are 25cm and 8cm respectively. The perimeter of the rectangle?
Câu 13: Amy put 50 photographs into an online photo album. On each page she could fit eight photos. How many photos were on the last page?
Câu 14: Bon is 5 years old. Ben’s age is 3 years more than the double of Bon’s age. Find the age of Ben?
Câu 15: Which value is equal to 56 hundreds? (56000; 5600 tens; 560 tens; 56 units)
Câu 16:What is the perimeter of a square with side lengths of 205 cm?
Câu 17: What is the greatest 3-digit number whose digits total is 13?
Câu 18: Anna has a chocolate chip cookie recipe that makes 60 cookies and calls for 6cups of flour. If he only wants to make 40 cookies. How many cups of flour would he need?
Câu 19: A string of 5m35cm was cut into 5 equal parts. What’s the length of each part in cm?
Giúp mình với!
find the largest 3 digit number divisible by 2,3 and 5
Lindsey uses each digit 3, 8, 0 and 1 once. Find the smallest whole number she can make.
How many natural numbers between 1000 and 4000 are there for which the thousands digit equals the sum of the other three digits?
