6.03×7,的验算?

2025-12-17 08:55:55
推荐回答(1个)
回答1:

解:6.03×7等于( 4221/100 ),【即等于42.21】
∵已知需求出6.03×7等于多少
X × Y = Z,即X = Z ÷ Y
∴6.03 × 7
= (6×100+3)/100 × 7
= 603/100 × 7
= (603×7)/100
= 4221/100
= 42.21
经检验,6.03 = 42.21 ÷ 7符合题意
答:6.03×7等于4221/100,【即等于42.21】