Podcast
Questions and Answers
If a bag has 17 marbles and Joan uses some to play a game, leaving 9 marbles, how many marbles did Joan use?
If a bag has 17 marbles and Joan uses some to play a game, leaving 9 marbles, how many marbles did Joan use?
- 5 marbles
- 9 marbles
- 8 marbles
- 6 marbles (correct)
What is the result of the equation 0 + 4?
What is the result of the equation 0 + 4?
- 1
- 0
- 5
- 4 (correct)
If there are 15 cats and 8 go home, how many cats are left?
If there are 15 cats and 8 go home, how many cats are left?
- 8 cats
- 7 cats (correct)
- 6 cats
- 5 cats
What subtraction equation can be written to show how many marbles Joan uses?
What subtraction equation can be written to show how many marbles Joan uses?
Using a ten frame, what is a way to make 10 using the numbers 4 and 6?
Using a ten frame, what is a way to make 10 using the numbers 4 and 6?
How many muffins does Jerry have left after giving away 9 muffins from his original batch of 16?
How many muffins does Jerry have left after giving away 9 muffins from his original batch of 16?
If Tanya has 15 buttons in total, and 7 of them are white, how many green buttons does she have?
If Tanya has 15 buttons in total, and 7 of them are white, how many green buttons does she have?
Which addition equation correctly represents a fact family that includes the numbers 5, 7, and 12?
Which addition equation correctly represents a fact family that includes the numbers 5, 7, and 12?
Which subtraction fact can be derived from the addition equation 7 + 4 = 11?
Which subtraction fact can be derived from the addition equation 7 + 4 = 11?
How many nickels did Nev put in her bank on Saturday and Sunday combined?
How many nickels did Nev put in her bank on Saturday and Sunday combined?
What is the result of the subtraction 14 - 5?
What is the result of the subtraction 14 - 5?
Which strategy would NOT help to find the answer to the subtraction problem 8 - 6?
Which strategy would NOT help to find the answer to the subtraction problem 8 - 6?
What is the correct related addition fact for the subtraction problem 11 - 6?
What is the correct related addition fact for the subtraction problem 11 - 6?
Flashcards
Addition
Addition
Combining two or more numbers to find a total.
Subtraction
Subtraction
Taking one number away from another to find the difference.
Number line
Number line
A visual tool used to represent numbers in order.
Counting on
Counting on
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Counting back
Counting back
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Subtraction fact family
Subtraction fact family
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Muiffin problem
Muiffin problem
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Finding missing green buttons
Finding missing green buttons
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Related subtraction fact
Related subtraction fact
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Nickels in bank
Nickels in bank
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Addition equations strategy for a problem
Addition equations strategy for a problem
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Yellow and red cars problem
Yellow and red cars problem
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Subtraction problem (14 - 5)
Subtraction problem (14 - 5)
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Study Notes
Jerry's Muffins
- Jerry baked 16 muffins.
- He gave 9 muffins to friends.
- Jerry has 7 muffins left.
Tanya's Buttons
- Tanya has some green buttons.
- She has 7 white buttons.
- She has 15 buttons in total.
- Tanya has 8 green buttons.
Fact Families
- The image shows boxes of different sizes.
- The correct fact family is 5 + 7 = 12, 7 + 5 = 12, 12 - 5 = 7, and 12 - 7 = 5.
Related Subtraction Fact
- The related subtraction fact for 7 + 4 = 11 is 11 - 7 = 4.
Nev's Nickels
- Nev put 6 nickels in her bank on Saturday.
- She put 0 nickels in her bank on Sunday.
- Nev put 6 nickels in her bank in total.
Franco's Cars
- Franco has 8 yellow cars.
- He has 6 red cars.
- "Count to Subtract" is NOT a strategy to find 8 - 6.
Finding 14 - 5
- 14 - 5 = 9
- The related addition fact is 5 + 9 = 14.
Cats on a Fence
- There are 15 cats on a fence.
- 8 cats went home.
- There are 7 cats left.
Joan's Marbles
- Joan has a bag of 17 marbles.
- She used some, leaving 9 marbles.
- Joan used 8 marbles.
- 17 - 8 = 9
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