Box Method Multiplication

What digit goes where the green box is?

What digit goes where the black X is?

What digit goes where the blue rectangle is?

What digit goes where the black check mark is?

What digit goes where the green apple is?

• 408

• 412

• 384

• 396

Answer explanation

Using the box method, break down 34 into 30 and 4, and 12 into 10 and 2. Calculate: (30x10) + (30x2) + (4x10) + (4x2) = 300 + 60 + 40 + 8 = 408. Thus, the product of 34 and 12 is 408.

Which number goes where the grey square is?

• 7

• 10

• 12

• 8

Which method can be used to solve 67 x 98?

• 67 x (90 x 8)

• (60 + 7) x (90 + 8)

• (60 x 90) + (7 x 8)

• (60 x 7) + (90 x 8)