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Questions and Answers
Which operation is described as 'putting together' in the text?
Which operation is described as 'putting together' in the text?
- Addition (correct)
- Multiplication
- Division
- Subtraction
What is the essence of subtraction, according to the text?
What is the essence of subtraction, according to the text?
- Putting together
- Multiplying
- Taking apart (correct)
- Dividing
What is the relationship between addition and subtraction, according to the text?
What is the relationship between addition and subtraction, according to the text?
- They are the same operation
- They are unrelated
- They are opposite operations (correct)
- They have no relationship
What does a fact family consist of, according to the text?
What does a fact family consist of, according to the text?
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What concept is introduced in second grade math to add and subtract numbers, according to the text?
What concept is introduced in second grade math to add and subtract numbers, according to the text?
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Study Notes
Addition
- Putting together is described as addition
Subtraction
- The essence of subtraction is taking away
Addition and Subtraction Relationship
- Addition and subtraction are opposite operations
Fact Families
- Fact families include three numbers that are related to each other through addition and subtraction
Second Grade Math Concept
- In second grade, students are introduced to the concept of adding and subtracting numbers using a hundreds chart
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