Traditional Multiplication & Division Review

Harry Potter bought 25 Fanged Frisbees, each costing 11 sickles. Harry Potter never took math at Hogwarts and is asking you to check his work to ensure he does not overpay in sickles.

What feedback would you give him?

• You're a wizard Harry; that is correct!

• You messed up on the first multiplication step.

• You put the zero in the wrong spot.

• You added incorrectly.

Spongebob had 14 crates each with 24 Krabby Patties inside them. He calculated the total number of Krabby Patties as 120, but has asked you to check his work.

What feedback would you give him?

• That looks correct!

• You messed up when you multiplied 4 x 2.

• You added 96 and 24 incorrectly.

• You forgot the Zero.

24 x 3

• 72
• 48
• 60
• 36

12 x 12

• 120
• 150
• 130
• 144

32 x 56

• 1632

• 1882

• 1502

• 1792

Principal Brunner has 264 jelly beans that he would like to split into three jars, one for each of the Assistant Principals.

What feedback would you give Principal Brunner?

• You did the math correctly, but where are my jelly beans?

• You forgot the "Zoos" step.

• There should be a remainder of 1 jelly bean.

• There should be a remainder of 2 jelly beans.

• 140

• 128
• 136
• 134

• 12

• 13

• 14

• 15

• 37
• 36
• 32

• 35

• 150
• 180
• 200
• 160