13.6+0.9{#blank#}1{#/blank#}14.6                3.53{#blank#}2{#/blank#}3.50    

8.5-1.3 {#blank#}3{#/blank#}7.5                  28.8{#blank#}4{#/blank#} 28.800 

9-0.5{#blank#}5{#/blank#}0.9-0.5                 9.8-6.8{#blank#}6{#/blank#}6.8-4.8

1{#blank#}1{#/blank#}0.99         2.35{#blank#}2{#/blank#}2.53      4.0{#blank#}3{#/blank#}4        10.01{#blank#}4{#/blank#}10.10

6米5厘米{#blank#}5{#/blank#}6.5米     30分{#blank#}6{#/blank#} 3时       5.8吨{#blank#}7{#/blank#} 5吨800千克

2.04      2.11      2.009     2.15     3.01

{#blank#}1{#/blank#}<{#blank#}2{#/blank#}<{#blank#}3{#/blank#}<{#blank#}4{#/blank#}<{#blank#}5{#/blank#}

2.05{#blank#}1{#/blank#}2.50               4千米6米{#blank#}2{#/blank#}4.6千米

4.32千克{#blank#}3{#/blank#}4.232千克     3.60{#blank#}4{#/blank#}3.6

3.7+6.5{#blank#}1{#/blank#}3.5+6.7 16.79-9.87{#blank#}2{#/blank#}16.69-9.87

3.45×0.8{#blank#}1{#/blank#}3.45        1.8×0.9{#blank#}2{#/blank#}6.3÷3

54.8÷0.5{#blank#}3{#/blank#}54.8×0.5    12.6÷0.9{#blank#}4{#/blank#}126÷9