Basic Addition and Subtraction Problems

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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?

  • 5 marbles
  • 9 marbles
  • 8 marbles
  • 6 marbles (correct)

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?

  • 8 cats
  • 7 cats (correct)
  • 6 cats
  • 5 cats

What subtraction equation can be written to show how many marbles Joan uses?

<p>17 - 9 = 8 (B)</p> Signup and view all the answers

Using a ten frame, what is a way to make 10 using the numbers 4 and 6?

<p>4 + 6 = 10 (B)</p> Signup and view all the answers

How many muffins does Jerry have left after giving away 9 muffins from his original batch of 16?

<p>6 (C)</p> Signup and view all the answers

If Tanya has 15 buttons in total, and 7 of them are white, how many green buttons does she have?

<p>8 (D)</p> Signup and view all the answers

Which addition equation correctly represents a fact family that includes the numbers 5, 7, and 12?

<p>7 + 5 = 12 (C)</p> Signup and view all the answers

Which subtraction fact can be derived from the addition equation 7 + 4 = 11?

<p>11 - 4 = 7 (A)</p> Signup and view all the answers

How many nickels did Nev put in her bank on Saturday and Sunday combined?

<p>6 (A)</p> Signup and view all the answers

What is the result of the subtraction 14 - 5?

<p>7 (B)</p> Signup and view all the answers

Which strategy would NOT help to find the answer to the subtraction problem 8 - 6?

<p>Make 10 with 6 (C)</p> Signup and view all the answers

What is the correct related addition fact for the subtraction problem 11 - 6?

<p>6 + 5 = 11 (C)</p> Signup and view all the answers

Flashcards

Addition

Combining two or more numbers to find a total.

Subtraction

Taking one number away from another to find the difference.

Number line

A visual tool used to represent numbers in order.

Counting on

Adding to a given number using a number line.

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Counting back

Subtracting from a given number using a number line.

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Subtraction fact family

A set of related addition and subtraction equations using the same numbers.

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Muiffin problem

Jerry had 16 muffins and gave 9 to friends. How many muffins are left?

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Finding missing green buttons

Tanya has 15 buttons in total, 7 are white. How many are green?

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Related subtraction fact

A subtraction fact that is connected to an addition fact using the same numbers.

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Nickels in bank

Nev put 6 nickels in the bank on Saturday and 0 on Sunday. How many in total?

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Addition equations strategy for a problem

Using addition equations to find the solution to a word problem.

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Yellow and red cars problem

Franco has 8 yellow cars and 6 red cars. What is the total?

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Subtraction problem (14 - 5)

Find the result of 14 minus 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.
  • 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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