Question

421 × 18 ≈ 400 × ____ = ____

Answer 1

I think the answer is 421 * 18 ~~ 400 * 20 = 8,000, but I am not sure.

Answer 2

421 × 18 ≈ 400 × 20 = 8,000

Explanation:

Round 421 to the nearest hundred...421≈ 400

Round 18 to the nearest ten...18≈ 20

Multiply