Find the greatest common divisor (GCD) of 84 and 126.
Correct answer(s):
- 42
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Find the least common multiple (LCM) of 6 and 8.
Correct answer(s):
- 24
Select all prime numbers from the list: 2, 9, 11, 15, 17.
Correct answer(s):
- 2
- 11
- 17
Which of the following numbers is the greatest: 3,412; 3,421; 3,214; 3,142
Correct answer(s):
- 3,421
Round 7,846 to the nearest hundred.
Correct answer(s):
- 7,800
Find the value of the digit 6 in the number 86,304.
Correct answer(s):
- 6,000
Evaluate the expression 6 + 4 × (3 – 1).
Correct answer(s):
- 14
Add 3/4 and 2/5. Give the answer in simplest form.
Correct answer(s):
- 23/20
Which number is greater: 7.305 or 7.35
Correct answer(s):
- 7.35
Select all the factors of 36 from the list.
Correct answer(s):
- 2
- 3
- 4
- 6
- 9
- 12
- 18
Which of the following numbers is a prime number
Correct answer(s):
- 43
Divide 2,345 by 6. What are the quotient and remainder
Correct answer(s):
- Quotient 390, Remainder 5
Calculate 124 × 7.
Correct answer(s):
- 868
What is the sum of 9,875 and 6,249.
Correct answer(s):
- 16,124
Round 3,476 to the nearest ten.
Correct answer(s):
- 3,480
Find the value of the digit 7 in the number 58,743.
Correct answer(s):
- 700
Subtract 3,786 from 8,905 and choose the correct result.
Correct answer(s):
- 5,119
How many multiples of 7 are there between 1 and 50 inclusive?
Correct answer(s):
- 7
What is the sum of the digits of the number 9,507?
Correct answer(s):
- 21
Calculate 25% of 240 and choose the correct value.
Correct answer(s):
- 60