Mult by 10's, 100's, and 1,000's.

4 tens x 6

• 24

• 240

• 2,400

• 22

50 x 3

• 15

• 150

• 80

• 105

3,000 x 6

• 18

• 180

• 1,800

• 18,000

30 x 7

• 21

• 2,100

• 210

• 30

7 tens x 5 ones = ?

• 35 ones

• 35 tens

• 340 ones

• 90 tens