$\"\"$

The expression is 75 $\"\"$ 40.

= (50 + 25)40 (Write 75 as the sum of 50 and 25)

Distribute terms using distributive property: a(b + c) = ab + ac.

= 50 $\"\"$ 40 + 25 $\"\"$ 40 (Distribute 40)

= 2000 + 1000 (Multiply: 50 $\"\"$ 40 = 2000 and 25 $\"\"$ 40 = 1000)

= 3000 (Add: 2000 + 1000 = 3000) $\"\"$

The product is $\"\"$ .