Multiplication Algorithm Quiz

What is the first step in the standard multiplication algorithm for 456×3456 × 3456×3?

• Multiply 3 by 6.

• Multiply 3 by 45.

• Add the numbers together.

• Subtract 3 from 456.

When multiplying 254×32254 × 32254×32, what do you do after multiplying 254 by 2?

• Add a 0 and multiply by 3.

• Add 254 to itself.

• Subtract 32 from 254.

• Divide the result by 2.

What is 432×5432 × 5432×5 using the standard algorithm?

• 2,115

• 2,160

• 2,125

• 2,150

In 123×42123 × 42123×42, why do you write a 0 under the ones place when multiplying by the tens digit?

• To skip a step.

• To align the numbers by place value.

• To make the calculation simpler.

• To add the numbers faster.

What is the result of 348×6348 × 6348×6?

• 2,088

• 2,068

• 2,180

• 2,188

When multiplying 472×25472 × 25472×25, what is the product of 472×5472 × 5472×5?

• 2,360

• 2,3600

• 2,300

• 2,500

What is the final step in solving 231×14231 × 14231×14 using the standard algorithm?

• Add the partial products.

• Subtract the numbers.

• Divide the result by 14.

• Multiply by 2 again.

What is 524×3524 × 3524×3?

• 1,572

• 1,562

• 1,584

• 1,624

In 365×24365 × 24365×24, what do you do after multiplying 365 by 4?

• Add 24.

• Multiply 365 by 20 and add the results.

• Divide the result by 2.

• Subtract 365 from 4.

What is the product of 287×12287 × 12287×12?

• 3,444

• 3,234

• 3,452

• 3,354