The video tutorial explains how to perform addition using a number line. It demonstrates finding the sum of three and four by starting at three and making four jumps to the right, resulting in the number seven. The tutorial concludes by confirming that the sum of three and four is seven.

What is the method introduced for performing addition?

• Using an abacus

• Using the number line

• Using a calculator

• Using fingers

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CCSS.1.NBT.C.4

CCSS.2.MD.B.6

Where do we start on the number line to find the sum of three and four?

• At zero

• At seven

• At four

• At three

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CCSS.1.NBT.C.4

CCSS.2.MD.B.6

How many numbers do we jump to the right to add four to three?

• Three

• Four

• One

• Seven

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CCSS.1.NBT.C.4

CCSS.2.MD.B.6

What number do we get after jumping four numbers to the right from three?

• Five

• Eight

• Six

• Seven

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CCSS.1.OA.A.1

What is the sum of three and four?

• Nine

• Eight

• Seven

• Six

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CCSS.1.OA.A.1