Choosing and Combining Numbers

The video tutorial covers basic arithmetic operations, starting with adding numbers to reach a total of twenty. It then moves on to selecting numbers for further calculations and discusses strategies for pairing numbers effectively.

What is the result of adding six and six, and then adding eight more?

• Sixteen

• Twenty

• Eighteen

• Twenty-two

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CCSS.6.EE.A.1

What is the first step when given a new set of numbers?

• Subtract them

• Choose numbers to work with

• Divide them

• Multiply them

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CCSS.1.NBT.B.3

Which two numbers would you choose first from the set: five, four, and three?

• Four and three

• Five and four

• Any two numbers

• Five and three

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CCSS.5.OA.A.1

CCSS.5.OA.A.2

If you start with the numbers five, four, and three, what is the first decision you need to make?

• Multiply the largest two

• Subtract the smallest from the largest

• Choose two numbers to combine

• Add them all together

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CCSS.5.OA.A.1

CCSS.5.OA.A.2

What is the purpose of choosing two numbers from a set of three?

• To decide which operation to perform

• To add them

• To multiply them

• To simplify the problem

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CCSS.5.OA.A.1

CCSS.5.OA.A.2