Partial Products

Partial Products: Two-Digit by Two-Digit

Cut an array into four friendly parts

34 × 12

How many stars are in this 34-by-12 array?

Where would you cut this array to make friendly parts? Drag either dotted line and watch the splits change.

34 columns: 17 + 17

12 rows: 6 + 6

17
6

Make friendly cuts