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Question 1: What is the place value of the digit 7 in the number 4,7 89? A. 7 ones B. 7 tens C. 7 hundreds D. 7 thousands Correct: C Explanation: In 4,789 the digit 7 is in the hundreds place. Question 2: What is 6,482 + 3,519? A. 9, B. 9, C. 9, D. 10, Correct: B Explanation: Adding place by place gives 6,482 + 3,519 = 9, ( 1 001 ) = 9, (1 001)? Actually 6,482 + 3,500 = 9,982, plus 19 makes 10,001? Wait recalc: 6,482 + 3,519 = 6,482 + 3,500 = 9,982 + 19 = 10,001. So correct answer is D.
I apologize for the calculation error. Let me correct the question: Question 2: What is 6,482 + 3,519? A. 9, B. 9, C. 9, D. 10, Correct: D Explanation: 6,482 + 3,500 = 9,982, then +19 = 10,001. Question 3: What is 8,305 − 2,769? A. 5, B. 6, C. 5, D. 6, Correct: C Explanation: Subtracting gives 8,305 − 2,700 = 5,605, then −69 = 5,536.
A. 9,
B. 10,
C. 11,
D. 12,
Correct: B Explanation: 7,892≈8,000 and 2,146≈2,000, sum≈10,000. Question 7: Round 4,567 to the nearest hundred. A. 4, B. 4, C. 4, D. 4, Correct: B Explanation: Tens digit is 6, so round up to 4,600. Question 8: Which of the following is a factor of 84? A. 5 B. 6
C. 7
D. Both B and C Correct: D Explanation: 84÷6=14 and 84÷7=12, so both are factors. Question 9: What is the 6th multiple of 9? A. 45 B. 48 C. 54 D. 63 Correct: C Explanation: Multiples: 9,18,27,36,45,54. Question 10: Which number is prime? A. 57 B. 61 C. 63 D. 69
Question 13: Is 145 divisible by 5? A. Yes B. No C. Only if last digit is 0 D. Only if sum of digits is 5 Correct: A Explanation: Numbers ending in 0 or 5 are divisible by 5. Question 14: What is the greatest common factor of 18 and 24? A. 6 B. 12 C. 18 D. 24 Correct: A Explanation: Factors of 18:1,2,3,6,9,18; of 24:1,2,3,4,6,8,12,24; greatest common = 6. Question 15: What is the least common multiple of 4 and 6?
A. 12
B. 18
C. 24
D. 36
Correct: A Explanation: Multiples of 4:4,8,12…; of 6:6,12,18…; LCM=12. Question 16: Which is even? A. 3, B. 5, C. 8, D. 7, Correct: C Explanation: Even numbers end in an even digit; 8,214 ends in 4. Question 17: Order the following from least to greatest: 2,305; 2,350; 2,035. A. 2,035; 2,305; 2, B. 2,305; 2,035; 2,
A. 28
B. 36
C. 26
D. 48
Correct: A Explanation: Factors:1+2+3+4+6+12=28. Question 20: What number comes next: 5, 10, 20, 40, __? A. 60 B. 70 C. 80 D. 100 Correct: C Explanation: Each term doubles: 40×2=80. Question 21: What is |−15|? A. − B. 0
C. 15
D. Cannot be determined Correct: C Explanation: Absolute value removes the sign. Question 22: What is −8 + (−3)? A. − B. 5 C. − D. 11 Correct: C Explanation: Negative plus negative sums to a larger negative. Question 23: What is −7 + 12? A. 5 B. − C. 19 D. −
Question 26: What is (−16) ÷ 4? A. − B. 4 C. − D. 12 Correct: A Explanation: Negative dividend divided by positive gives negative. Question 27: Which integer is greater: −3 or −7? A. − B. − C. They are equal D. Cannot compare Correct: A Explanation: On the number line, −3 is to the right of −7. Question 28: Order these integers from least to greatest: −5, 2, −1.
A. −5; −1; 2
B. 2; −1; −
C. −1; −5; 2
D. 2; −5; −
Correct: A Explanation: −5 < −1 < 2. Question 29: On a number line, which integer lies between −2 and 2? A. − B. 0 C. 3 D. − Correct: B Explanation: 0 is between −2 and 2. Question 30: Which is the greatest of these: −8, −3, −15? A. − B. −
Correct: B Explanation: 9−3=6 positive. Question 33: What is −4 − (−7)? A. 3 B. − C. 11 D. − Correct: A Explanation: Subtracting a negative adds: −4+7=3. Question 34: What is (−5) × 3? A. − B. 15 C. − D. 8 Correct: A Explanation: Negative times positive is negative.
Question 35: What is 12 ÷ (−3)? A. − B. 4 C. − D. 9 Correct: A Explanation: Positive ÷ negative = negative. Question 36: Which integer is between −10 and −6? A. − B. − C. − D. − Correct: B Explanation: −7 lies strictly between those. Question 37: What is |−8| + |3|?
C. They are equal D. Cannot determine Correct: C Explanation: Both absolute values equal 4. Question 40: What is (−9) + (−1)? A. − B. 10 C. − D. 8 Correct: A Explanation: Sum of negatives is more negative. Question 41: Simplify 3/9. A. 1/ B. 1/ C. 2/ D. 3/
Correct: B Explanation: Divide numerator and denominator by 3. Question 42: What is 2/5 + 1/5? A. 3/ B. 1/ C. 4/ D. 2/ Correct: A Explanation: Same denominator, add numerators:3/5. Question 43: What is 5/6 − 1/3? A. 1/ B. 1/ C. 2/ D. 4/ Correct: B Explanation: 1/3=2/6;5/6−2/6=3/6=1/2.
