G23.M3.S5.Q3

To multiply 2 x 153, which number should we expand and how?

• 153 = ( 100 + 50 + 3)

• 153 = ( 100 + 40 + 3)

• 153 = ( 100 + 30 + 3)

To multiply 3 x 187, which number should we expand and how?​ ​ (a)  

• 187 = ( 100 + 80 + 7)
• 187 = ( 100 + 90 + 7)
• 187 = ( 200 + 80 + 7)

Reorder the correct steps to multiply 5 x 178 in expanded form.

• 70 x 5 = 350

• 8 x 5 = 40

•  ( 100 + 70 + 8 ) x 5

• 100 x 5 = 500

• 500 + 350 + 40 = 890

Reorder the correct steps to multiply 5 x 143 in expanded form.

•  ( 100 + 40 + 3 ) x 5

• 40 x 5 = 200

• 500 + 200 + 15 = 715

• 3 x 5 = 15

• 100 x 5 = 500

Multiply 2 x 168 = ​ (a)   ?

• 336
• 326
• 316

Multiply 3 x 173 = ​ (a)   ?

• 519
• 529
• 539

Multiply 2 x 238 = ​ (a)   ?

• 476
• 456
• 466