计算,能简便计算的要简便计算. (1)(9+92+93)×0.01 | (2)13.5×[1.5×(1.07+1.93)] | (3) |
(4)(333+667)÷[63×()] | (5)++++ | (5)1998÷1998. |
直接写得数. 0.8×25= | 0×4.32= | 0.57+0.43= |
4.87-1.7= | 0.02×500= | 2.8×10= |
3.6+0.4= | 2.4×0.2= | 1.05×8= |
0.04×1.5= | 0.42-0.37= | 3.64+2.36= |
计算,能简便计算的要简便计算. (1)(9+92+93)×0.01 | (2)13.5×[1.5×(1.07+1.93)] | (3) |
(4)(333+667)÷[63×()] | (5)++++ | (5)1998÷1998. |
直接写得数. 0.8×25= | 0×4.32= | 0.57+0.43= |
4.87-1.7= | 0.02×500= | 2.8×10= |
3.6+0.4= | 2.4×0.2= | 1.05×8= |
0.04×1.5= | 0.42-0.37= | 3.64+2.36= |