列竖式计算,带*的要验算24×21= 32×12= 21×32= *64÷4= *605÷3= *815÷9

列竖式计算,带*的要验算24×21= 32×12= 21×32= *64÷4= *605÷3= *815÷9=
2024-11-22 14:22:16
推荐回答(1个)
回答1:

(1)24×21=504;


(2)32×12=384;


(3)21×32=672;


(4)64÷4=16;


(5)605÷3=201…2;


(6)815÷9=90…5.