问题 计算题
列竖式计算并验算。
(1)9.85+63.46=
                           验算:
(2)30-19.009=
                          验算:
(3)32.47+8.74=
                           验算:

(4)65-27.08=
                          验算:

(5)0.86+8.24=
                          验算:
(6)12.03-9.83=
                           验算:
答案

(1)            9.85

             +    63.46  

                   73.31

验算:73.31-63.46=9.85(2)          30

             -     19.009  

                   10.991

验算:10.991+19.009=30

(3)             32.47

               +       8.74  

                       41.21

验算:41.21-8.74=32.47(4)            65

             -       27.08 

                     37.92

验算:37.92+27.08=65

(5)              0.86

                +     8.24  

                       9.1

验算:9.1-8.24=0.86(6)            12.03

              -       9.83  

                      2.2

验算:2.2+9.83=12.03

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