Multiply by 10

Use place value to multiply 9 by 10

• 910

• 90

• 19

• 109

Answer explanation

When multiplying a number by 10, move each digit one place to the left.

The 9 ones move to the tens place. Now we have 9 tens which is 90.

Tags

CCSS.5.NBT.A.2

Use place value to multiply 6 by 10

• 610

• 60

• 16

• 106

Answer explanation

When multiplying a number by 10, move each digit one place to the left.

The 6 ones move to the tens place. Now we have 6 tens which is 60.

Tags

CCSS.4.NBT.B.5

Use place value to multiply 17 by 10

• 1710

• 170

• 117

• 1017

• 27

Answer explanation

When multiplying a number by 10, move each digit one place to the left.

The 1 ten moves to the hundreds place and the 7 ones move to the tens place. Now we have 1 hundred and 7 tens which is 170.

Tags

CCSS.5.NBT.A.2

Use place value to multiply 40 by 10

• 4010

• 400

• 140

• 1040

• 50

Answer explanation

When multiplying a number by 10, move each digit one place to the left.

The 4 tens moves to the hundreds place. Now we have 4 hundreds which is 400.

Tags

CCSS.4.NBT.B.5

Use place value to multiply 5 by 10

• 510

• 50

• 15

• 105

Answer explanation

When multiplying a number by 10, move each digit one place to the left.

The 5 ones move to the tens place. Now we have 5 tens which is 50.

Tags

CCSS.4.NBT.B.5

Use place value to multiply 204 by 10

• 2,040

• 2,004

• 240

• 2,400

• 214

Answer explanation

When multiplying a number by 10, move each digit one place to the left.

The 2 hundreds move to the thousands place and the 4 ones moves to the tens place. Now we have 2 thousands and 4 tens which is 2,040.

Tags

CCSS.5.NBT.A.2

Use place value to multiply 78 by 10

• 7810

• 88

• 708

• 87

• 780

Answer explanation

When multiplying a number by 10, move each digit one place to the left.

The 7 tens moves to the hundreds place and the 8 ones move to the tens place. Now we have 7 hundreds and 8 tens which is 780.

Tags

CCSS.5.NBT.A.2

Use place value to multiply 53 by 10

• 5310

• 63

• 503

• 350

• 530

Answer explanation

When multiplying a number by 10, move each digit one place to the left.

The 5 tens moves to the hundreds place and the 3 ones move to the tens place. Now we have 5 hundreds and 3 tens which is 530.

Tags

CCSS.4.NBT.B.5