Exploring Addition and Subtraction Word Problems

What was Emeka's number when she spun the wheel?

• 30

• 32

• 17

• 15

Tags

CCSS.1.NBT.B.3

How much higher is Tom's number compared to Emeka's?

• 2

• 32

• 17

• 15

Tags

CCSS.1.OA.A.1

What is the sum of 17 and 15?

• 32

• 34

• 30

• 33

Tags

CCSS.2.NBT.B.5

CCSS.1.NBT.C.4

How do you calculate the ones place when adding 17 and 15?

• Add 1 and 5 to get 6

• Add 7 and 5 to get 12

• Add 7 and 1 to get 8

• Add 1 and 1 to get 2

Tags

CCSS.2.NBT.B.5

CCSS.1.NBT.C.4

What does carrying the 1 represent in addition?

• Ignoring the ones place

• Adding 10 to the sum

• Subtracting 10 from the sum

• Moving to the tens place

Tags

CCSS.2.NBT.B.5

CCSS.1.NBT.C.4

What is the final sum of the tens place when adding 17 and 15?

• 2 tens

• 5 tens

• 3 tens

• 4 tens

Tags

CCSS.2.NBT.B.5

CCSS.1.NBT.C.4

What number did Tom get?

• 17

• 30

• 15

• 32

Tags

CCSS.1.OA.A.1

Is 32, 15 more than 17?

• It's 17 more

• It's the same

• No

• Yes

Tags

CCSS.1.OA.A.1

How do you verify Tom's number is correct?

• Add 15 to 17

• Divide 32 by 2

• Multiply 17 by 2

• Subtract 15 from 32

Tags

CCSS.4.NBT.B.6

What is the importance of checking your work in math problems?

• To ensure accuracy

• To make the problem harder

• To spend more time on the problem

• To confuse the solver

Tags

CCSS.HSN.CN.A.2