ISEE Lower Level Quantitative : Numbers and Operations

Study concepts, example questions & explanations for ISEE Lower Level Quantitative

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Example Questions

Example Question #722 : Operations & Algebraic Thinking

\(\displaystyle 2{\overline{\smash{)}16}}\)

 

Possible Answers:

\(\displaystyle 6\)

\(\displaystyle 7\)

\(\displaystyle 9\)

\(\displaystyle 8\)

\(\displaystyle 5\)

Correct answer:

\(\displaystyle 8\)

Explanation:

\(\displaystyle 2{\overline{\smash{)}16}}\)

To solve this division problem, we can think of it as a missing factor problem. 

Think: What times \(\displaystyle 2\) equals \(\displaystyle 16?\)

\(\displaystyle 2\times8=16\) 

Example Question #61 : Isee Lower Level (Grades 5 6) Quantitative Reasoning

\(\displaystyle 2{\overline{\smash{)}6}}\)

 

Possible Answers:

\(\displaystyle 4\)

\(\displaystyle 5\)

\(\displaystyle 3\)

\(\displaystyle 6\)

\(\displaystyle 7\)

Correct answer:

\(\displaystyle 3\)

Explanation:

\(\displaystyle 2{\overline{\smash{)}6}}\)

To solve this division problem, we can think of it as a missing factor problem. 

Think: What times \(\displaystyle 2\) equals \(\displaystyle 6?\)

\(\displaystyle 2\times3=6\) 

Example Question #21 : Multiply And Divide Within 100: Ccss.Math.Content.3.Oa.C.7

\(\displaystyle 2{\overline{\smash{)}10}}\)

 

Possible Answers:

\(\displaystyle 5\)

\(\displaystyle 3\)

\(\displaystyle 4\)

\(\displaystyle 1\)

\(\displaystyle 2\)

Correct answer:

\(\displaystyle 5\)

Explanation:

\(\displaystyle 2{\overline{\smash{)}10}}\)

To solve this division problem, we can think of it as a missing factor problem. 

Think: What times \(\displaystyle 2\) equals \(\displaystyle 10?\)

\(\displaystyle 2\times5=10\) 

Example Question #62 : Isee Lower Level (Grades 5 6) Quantitative Reasoning

\(\displaystyle 2{\overline{\smash{)}20}}\)

 

Possible Answers:

\(\displaystyle 11\)

\(\displaystyle 12\)

\(\displaystyle 8\)

\(\displaystyle 10\)

\(\displaystyle 9\)

Correct answer:

\(\displaystyle 10\)

Explanation:

\(\displaystyle 2{\overline{\smash{)}20}}\)

To solve this division problem, we can think of it as a missing factor problem. 

Think: What times \(\displaystyle 2\) equals \(\displaystyle 20?\)

\(\displaystyle 2\times10=20\) 

Example Question #63 : Isee Lower Level (Grades 5 6) Quantitative Reasoning

\(\displaystyle 3{\overline{\smash{)}18}}\)

 

Possible Answers:

\(\displaystyle 7\)

\(\displaystyle 5\)

\(\displaystyle 8\)

\(\displaystyle 9\)

\(\displaystyle 6\)

Correct answer:

\(\displaystyle 6\)

Explanation:

\(\displaystyle 3{\overline{\smash{)}18}}\)

To solve this division problem, we can think of it as a missing factor problem. 

Think: What times \(\displaystyle 3\) equals \(\displaystyle 18?\)

\(\displaystyle 3\times6=18\) 

Example Question #22 : Multiply And Divide Within 100: Ccss.Math.Content.3.Oa.C.7

\(\displaystyle 10{\overline{\smash{)}30}}\)

 

Possible Answers:

\(\displaystyle 6\)

\(\displaystyle 3\)

\(\displaystyle 5\)

\(\displaystyle 7\)

\(\displaystyle 4\)

Correct answer:

\(\displaystyle 3\)

Explanation:

\(\displaystyle 10{\overline{\smash{)}30}}\)

To solve this division problem, we can think of it as a missing factor problem. 

Think: What times \(\displaystyle 10\) equals \(\displaystyle 30?\)

\(\displaystyle 10\times3=30\) 

Example Question #23 : Multiply And Divide Within 100: Ccss.Math.Content.3.Oa.C.7

\(\displaystyle 10{\overline{\smash{)}50}}\)

 

Possible Answers:

\(\displaystyle 1\)

\(\displaystyle 3\)

\(\displaystyle 5\)

\(\displaystyle 2\)

\(\displaystyle 4\)

Correct answer:

\(\displaystyle 5\)

Explanation:

\(\displaystyle 10{\overline{\smash{)}50}}\)

To solve this division problem, we can think of it as a missing factor problem. 

Think: What times \(\displaystyle 10\) equals \(\displaystyle 50?\)

\(\displaystyle 10\times5=50\) 

Example Question #61 : Isee Lower Level (Grades 5 6) Quantitative Reasoning

\(\displaystyle 10{\overline{\smash{)}70}}\)

 

Possible Answers:

\(\displaystyle 8\)

\(\displaystyle 4\)

\(\displaystyle 7\)

\(\displaystyle 6\)

\(\displaystyle 5\)

Correct answer:

\(\displaystyle 7\)

Explanation:

\(\displaystyle 10{\overline{\smash{)}70}}\)

To solve this division problem, we can think of it as a missing factor problem. 

Think: What times \(\displaystyle 10\) equals \(\displaystyle 70?\)

\(\displaystyle 10\times7=70\) 

Example Question #24 : Multiply And Divide Within 100: Ccss.Math.Content.3.Oa.C.7

\(\displaystyle 10{\overline{\smash{)}110}}\)

 

Possible Answers:

\(\displaystyle 12\)

\(\displaystyle 11\)

\(\displaystyle 14\)

\(\displaystyle 10\)

\(\displaystyle 13\)

Correct answer:

\(\displaystyle 11\)

Explanation:

\(\displaystyle 10{\overline{\smash{)}110}}\)

To solve this division problem, we can think of it as a missing factor problem. 

Think: What times \(\displaystyle 10\) equals \(\displaystyle 110?\)

\(\displaystyle 10\times11=110\) 

Example Question #25 : Multiply And Divide Within 100: Ccss.Math.Content.3.Oa.C.7

\(\displaystyle 11{\overline{\smash{)}22}}\)

 

Possible Answers:

\(\displaystyle 4\)

\(\displaystyle 2\)

\(\displaystyle 3\)

\(\displaystyle 6\)

\(\displaystyle 5\)

Correct answer:

\(\displaystyle 2\)

Explanation:

\(\displaystyle 11{\overline{\smash{)}22}}\)

To solve this division problem, we can think of it as a missing factor problem. 

Think: What times \(\displaystyle 11\) equals \(\displaystyle 22?\)

\(\displaystyle 11\times2=22\) 

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