(1)15÷4=; | (2)3.6×=; | (3)+=; | (4)0.8÷0.02=; |
(5)6.7+3=; | (6)12÷=; | (7)4.8-3.09=; | (8)53+47=; |
(9)35×0.2=; | (10)0.22=; | (11)1212÷12=; | (12)0.5-0.5÷10= |
(1)15÷4=; | (2)3.6×=; | (3)+=; | (4)0.8÷0.02=; |
(5)6.7+3=; | (6)12÷=; | (7)4.8-3.09=; | (8)53+47=; |
(9)35×0.2=; | (10)0.22=; | (11)1212÷12=; | (12)0.5-0.5÷10= |