Ruth is solving 14 × 23.

Question

Her friend stops her after her first step and asks her why she wrote what she did.

Complete the sentences to explain Ruth’s work.

14 times 23 = blank 2 + blank blank blank = blank blank blank. There is a 1 above the 1 in 14.
Clear Check
4 × 3 is equal to 12.
12 is equivalent to
.

The red 2 that was written represents
.

The red 1 that was written represents
.

Answer 1

14 times 23 = 14 × (20 + 3) = 14 × 20 + 14 × 3. There is a 1 above the 1 in 14.

Clear Check
4 × 3 is equal to 12.
12 is equivalent to 1 ten and 2 ones.

The red 2 that was written represents the 2 ones in the number 12.

The red 1 that was written represents the 1 ten in the number 12, which gets carried over to the next column.