解:187÷46约等于( 4.07 ) ∵已知需求出187÷46约等于多少 A ÷ B = A / B = C ∴187 ÷ 46 = 187 × 1/46 = 187/46 = 4.065217391 ≈ 4.07 答:187÷46约等于4.07