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Quantitative ReasoningFree

Whole numbers, integers, and operations — ISEE Upper practice questions

Whole numbers, integers, and operations on the ISEE Upper Quantitative Reasoning section covers counting numbers, signed integers, and arithmetic with order of operations. Students must evaluate mixed expressions, compare two quantities, reason about negative integers, and recover a pair of positive integers from a given sum and product. The exam often uses quantitative comparison, placing a Column A expression against a Column B number, or asks which of two integers is greater. Common traps include mishandling multiplication next to subtraction, reversing inequalities for negatives, and swapping which factor is larger. Answer choices are usually four options: comparison labels or a short list of integers.

  • Section: Quantitative Reasoning 37 questions on the paper
  • 123 practice questions in the app

Sample questions

Question 1

Column AColumn B
3(8)53(8)-520
  1. AThe quantity in Column A is greater
  2. BThe quantity in Column B is greater
  3. CThe two quantities are equal
  4. DThe relationship cannot be determined from the information given
Show answer

Answer: B — The quantity in Column B is greater

Column A is 19, so Column B is greater.

Question 2

aa and bb are integers such that a<b<0a<b<0.

Column AColumn B
a2a^2b2b^2
  1. AThe quantity in Column A is greater
  2. BThe quantity in Column B is greater
  3. CThe two quantities are equal
  4. DThe relationship cannot be determined from the information given
Show answer

Answer: A — The quantity in Column A is greater

Since a<b<0a<b<0, aa is more negative than bb, so a>b|a|>|b|. Squaring makes both values positive, so a2>b2a^2>b^2 and Quantity A is greater.

Question 3

pp and qq are positive integers with p+q=14p+q=14 and pq=45pq=45. What is the greater of the two integers?

  1. A5
  2. B7
  3. C9
  4. D14
Show answer

Answer: C — 9

The integers are the roots of t214t+45=(t5)(t9)t^2-14t+45=(t-5)(t-9), so the greater integer is 9.

Practice 123 Whole numbers, integers, and operations questions in the app

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