Common Core: 1st Grade Math : Working with Addition and Subtraction Equations

Study concepts, example questions & explanations for Common Core: 1st Grade Math

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Example Questions

Example Question #597 :Numbers And Operations

Which of the equations is TRUE?

Possible Answers:

Correct answer:

Explanation:

Bothandequal. So these two equations equal each other.,, and. Because none of these equations equal, they can’t be equal to.

Example Question #531 :Operations & Algebraic Thinking

Which of the equations is TRUE?

Possible Answers:

Correct answer:

Explanation:

Bothandboth equal. So these two equations equal each other.,, and. Because none of these equations equal, they can’t equal.

Example Question #21 :Working With Addition And Subtraction Equations

Which of the equations is TRUE?

Possible Answers:

Correct answer:

Explanation:

The “” sign means equal to.is equal to.

Example Question #22 :Working With Addition And Subtraction Equations

Which of the equations is TRUE?

Possible Answers:

Correct answer:

Explanation:

The “” sign means equal to.is equal to.

Example Question #23 :Working With Addition And Subtraction Equations

Which of the equations is TRUE?

Possible Answers:

Correct answer:

Explanation:

The “” sign means equal to.is equal to.

Example Question #24 :Working With Addition And Subtraction Equations

Which of the equations is TRUE?

Possible Answers:

Correct answer:

Explanation:

The “” sign means equal to.is equal to.

例子问题# 25:Working With Addition And Subtraction Equations

Which of the equations is TRUE?

Possible Answers:

Correct answer:

Explanation:

The “” sign means equal to.is equal to.

Example Question #26 :Working With Addition And Subtraction Equations

Which of the equations is TRUE?

Possible Answers:

Correct answer:

Explanation:

The “” sign means equal to.is equal to.

Example Question #27 :Working With Addition And Subtraction Equations

Which of the equations is TRUE?

Possible Answers:

Correct answer:

Explanation:

The “” sign means equal to.is equal to.

Example Question #28 :Working With Addition And Subtraction Equations

Which of the equations is TRUE?

Possible Answers:

Correct answer:

Explanation:

The “” sign means equal to.is equal to.

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