What is the difference of the largest and the smallest 4-digit numbers that can be formed from these digits. Use each digit only ones[r]
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Fill in the blank with the suitable number
Câu 1: Four numbers: 7922, 3896, 7897, 3893 are on a board What is the difference
between the largest odd number and the smallest even number? Answer: The difference
is
Câu 2: If then
Câu 3: What is the missing number ? Answer:
Câu 4: There are 1200 animals 125 of them are cats, 89 of them are dogs and the rest
are goats How many more goats than cats are there? Answer: There are more goats than cats
Câu 5: What is your answer if you add 32 tens and 18 ones to the difference of 5000
and 32 hundreds? Answer: Your answer is
Câu 6: Joanne is 28 years older than Melvin Mabel is 16 years younger than Joanne If
Mabel is 43 years old, find the total age of them Answer: years old
Câu 7: Subtract 85 from the sum of 2348 and 788 How many tens are there in the
result? Answer:
Câu 8: Kenny had 863 dollars He spent 472 dollars on food, 89 dollars on bus fares
and saved the rest Valeie had the same amount of money as Kenny but she saved 38 more dollars than Kenny How much did she save? Answer: She saved dollars
Câu 9: How many 2-digit numbers are there from 11 to 27? Answer: There are …
numbers
Câu 10: How many hundreds are there in 2016? Answer:
Câu 11: What is the missing number? Answer:
Câu 12: The value of is
Câu 13: I add 356 to a number The result is twice the difference of 4252 and 169.
What is the number? Answer: The number is
Câu 14: There are three numbers The first number is 87 less than the second number.
The third number is 28 more than the second number The second number is 300 Find the sum of the first number and the third number Answer: The sum is
Câu 15: How many hundreds are there in the sum of 3589, 1895, 388 and 3003?
Answer:
Câu 16: Find the difference between 10 thousands and 736 tens Answer: The
difference is
Câu 17: Given 4 digits: 4, 6, 2, 0 What is the difference of the largest and the smallest
4-digit numbers that can be formed from these digits Use each digit only ones Answer: The difference is
Câu 18: Mr Tan is 35 years older than his son and Mrs Tan is 8 years younger than Mr
Tan 10 years ago, his son was 17 years old Find the total age of them now Answer: years old
BÀI LÀM 3 ĐI TÌM KHO BÁU