Common Core: 3rd Grade Math : Operations & Algebraic Thinking

Study concepts, example questions & explanations for Common Core: 3rd Grade Math

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Example Questions

Example Question #671 : Operations & Algebraic Thinking

Solve \(\displaystyle 5552\div8\) by finding the unknown factor.

Possible Answers:

\(\displaystyle 693\)

\(\displaystyle 696\)

\(\displaystyle 692\)

\(\displaystyle 694\)

\(\displaystyle 695\)

Correct answer:

\(\displaystyle 694\)

Explanation:

A factor is a number that is multiplied by another number to produce a given number. In this case, the unknown factor is the number multiplied by \(\displaystyle 8\) to get \(\displaystyle 5552\).  \(\displaystyle 8\times 694=5552\)

Example Question #672 : Operations & Algebraic Thinking

Solve \(\displaystyle 8690\div11\) by finding the unknown factor.

Possible Answers:

\(\displaystyle 791\)

\(\displaystyle 789\)

\(\displaystyle 792\)

\(\displaystyle 788\)

\(\displaystyle 790\)

Correct answer:

\(\displaystyle 790\)

Explanation:

A factor is a number that is multiplied by another number to produce a given number. In this case, the unknown factor is the number multiplied by \(\displaystyle 11\) to get \(\displaystyle 8690\).  \(\displaystyle 11\times 790=8690\)

Example Question #673 : Operations & Algebraic Thinking

Solve \(\displaystyle 3690\div10\) by finding the unknown factor.

Possible Answers:

\(\displaystyle 370\)

\(\displaystyle 368\)

\(\displaystyle 369\)

\(\displaystyle 367\)

\(\displaystyle 371\)

Correct answer:

\(\displaystyle 369\)

Explanation:

A factor is a number that is multiplied by another number to produce a given number. In this case, the unknown factor is the number multiplied by \(\displaystyle 10\) to get \(\displaystyle 3690\).  \(\displaystyle 10\times 369=3690\)

Example Question #674 : Operations & Algebraic Thinking

Solve \(\displaystyle 6479\div11\) by finding the unknown factor.

Possible Answers:

\(\displaystyle 590\)

\(\displaystyle 588\)

\(\displaystyle 587\)

\(\displaystyle 589\)

\(\displaystyle 591\)

Correct answer:

\(\displaystyle 589\)

Explanation:

A factor is a number that is multiplied by another number to produce a given number. In this case, the unknown factor is the number multiplied by \(\displaystyle 11\) to get \(\displaystyle 6479\).  \(\displaystyle 11\times 589=6479\)

Example Question #675 : Operations & Algebraic Thinking

Solve \(\displaystyle 2925\div5\) by finding the unknown factor.

Possible Answers:

\(\displaystyle 584\)

\(\displaystyle 583\)

\(\displaystyle 586\)

\(\displaystyle 585\)

\(\displaystyle 587\)

Correct answer:

\(\displaystyle 585\)

Explanation:

A factor is a number that is multiplied by another number to produce a given number. In this case, the unknown factor is the number multiplied by \(\displaystyle 5\) to get \(\displaystyle 2925\).  \(\displaystyle 5\times 585=2925\)

Example Question #676 : Operations & Algebraic Thinking

Solve \(\displaystyle 128\div8\) by finding the unknown factor.

Possible Answers:

\(\displaystyle 16\)

\(\displaystyle 18\)

\(\displaystyle 17\)

\(\displaystyle 15\)

\(\displaystyle 14\)

Correct answer:

\(\displaystyle 16\)

Explanation:

A factor is a number that is multiplied by another number to produce a given number. In this case, the unknown factor is the number multiplied by \(\displaystyle 8\) to get \(\displaystyle 128\).  \(\displaystyle 8\times 16=128\)

Example Question #677 : Operations & Algebraic Thinking

Solve \(\displaystyle 636\div6\) by finding the unknown factor.

Possible Answers:

\(\displaystyle 107\)

\(\displaystyle 104\)

\(\displaystyle 108\)

\(\displaystyle 105\)

\(\displaystyle 106\)

Correct answer:

\(\displaystyle 106\)

Explanation:

A factor is a number that is multiplied by another number to produce a given number. In this case, the unknown factor is the number multiplied by \(\displaystyle 6\) to get \(\displaystyle 636\).  \(\displaystyle 6\times 106=636\)

Example Question #678 : Operations & Algebraic Thinking

Solve \(\displaystyle 1824\div16\) by finding the unknown factor.

Possible Answers:

\(\displaystyle 116\)

\(\displaystyle 114\)

\(\displaystyle 112\)

\(\displaystyle 115\)

\(\displaystyle 113\)

Correct answer:

\(\displaystyle 114\)

Explanation:

A factor is a number that is multiplied by another number to produce a given number. In this case, the unknown factor is the number multiplied by \(\displaystyle 16\) to get \(\displaystyle 1824\).  \(\displaystyle 16\times 114=1824\)

Example Question #679 : Operations & Algebraic Thinking

Solve \(\displaystyle 392\div14\) by finding the unknown factor.

Possible Answers:

\(\displaystyle 26\)

\(\displaystyle 30\)

\(\displaystyle 28\)

\(\displaystyle 27\)

\(\displaystyle 29\)

Correct answer:

\(\displaystyle 28\)

Explanation:

A factor is a number that is multiplied by another number to produce a given number. In this case, the unknown factor is the number multiplied by \(\displaystyle 14\) to get \(\displaystyle 392\).  \(\displaystyle 14\times 28=392\)

Example Question #680 : Operations & Algebraic Thinking

Solve \(\displaystyle 5223\div3\) by finding the unknown factor.

Possible Answers:

\(\displaystyle 1739\)

\(\displaystyle 1741\)

\(\displaystyle 1742\)

\(\displaystyle 1743\)

\(\displaystyle 1740\)

Correct answer:

\(\displaystyle 1741\)

Explanation:

A factor is a number that is multiplied by another number to produce a given number. In this case, the unknown factor is the number multiplied by \(\displaystyle 3\) to get \(\displaystyle 5223\).  \(\displaystyle 3\times 1741=5223\)

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