![9000/25商的变化规律简便计算](/zb_users/upload/2023/10/57ca8a50659e11ee89655254000ebf90.jpeg)
利用商不变的性质简算. 900÷25= 600÷25= 4800÷400= 7700÷700=
答案
①900÷25 =(900×4)÷(25×4) =3600÷100 =36 ②600÷25 =(600×4)÷(25×4) =2400÷100 =24 ③4800÷400 =(4800÷100)÷(400÷100) =48÷4 =12 ④7700÷700 =(7700÷100)÷(700÷100) =77÷7 =7
9000/25商的变化规律简便计算
9000÷25
=(9000x4)÷(25x4)
=36000÷100
=360