Adding and Subtracting within 1000

Front

What is addition?

Back

Addition is the process of finding the total or sum by combining two or more numbers.

Tags

CCSS.1.OA.A.1

Front

What is subtraction?

Back

Subtraction is the process of finding the difference between two numbers by taking one number away from another.

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CCSS.2.OA.A.1

Front

What is the sum of 233 and 112?

Back

345

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

If you have 50 apples and you give away 25, how many do you have left?

Back

25 apples.

Tags

CCSS.2.OA.A.1

Front

What is the missing number in 12 + __ = 36?

Back

24

Tags

CCSS.1.OA.D.8

Front

What is the result of 36 - 12?

Back

24

Tags

CCSS.2.OA.A.1

Front

If there are 12 fish and 23 jumped out, how many were there originally?

Back

35 fish.

Tags

CCSS.1.OA.A.1

Front

What is the total of 11 + 25 + 13 + 26?

Back

75

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

What does it mean to 'carry' in addition?

Back

Carrying is when you move a value from one column to the next in addition when the sum exceeds 9.

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

Front

What does it mean to 'borrow' in subtraction?

Back

Borrowing is when you take a value from the next column in subtraction when the top number is smaller than the bottom number.

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2