解:23÷3.3等于( 230/33 ),【即约等于6.97】 ∵已知需求出23÷3.3等于多少 ∴23 ÷ 3.3 = 23 ÷ (3×10+3)/10 = 23 ÷ 33/10 = 23 × 10/33 = (23×10)/33 = 230/33 = 6.96969697 ≈ 6.97 答:23÷3.3等于230/33,【即约等于6.97】