题目列表(包括答案和解析)
| 3.3×2= | 2.4×0.5= | 0.6×0.9= | 0.2×0.3= |
| 0.39+0.61= | 10-7.2= | 0.88+1.1= | 0.75×4= |
| 11-1.5= | 4.48-4= | 7.8-0.8= | 2.8×5= |
| 4×0.3= | 4×0.25= | 3.2+1.6= | 10.6-5.2= |
| 0.32+1.68= | 8×125= | 7.28+7= | 0.8+39.2= |
| 43+0.01= | 0.4×2= | 1.5×6= | 1×0.04= |
| 1.53-0.5= | 1.5-0.6= | 0.3+1.5= | 95÷5= |
| 0.65+4.35= | 14-7.4= | 11.2-9.8= | 4.4×2= |
| 35-25= | 56-26= | 45+15= | 35-15= |
| 38+28= | 15+25= | 12+12= | 47-27= |
| 13+23= | 1-12= | 14+14= | 212+312= |
| 14-0= | 610-510= | 1-23= | 0+56= |
| 78-38= | 29+29= | 58-48= | 15+45= |
| 0.9×125×8= | 5.75+1.37+4.25= | 0.43×10+5.7= | 62-2.8-1.2= |
| 2.7×4+2.7×6= | 0.25×0.5×4= |
| 3.3×2= | 2.4×0.5= | 0.6×0.9= | 0.2×0.3= |
| 0.39+0.61= | 10-7.2= | 0.88+1.1= | 0.75×4= |
| 11-1.5= | 4.48-4= | 7.8-0.8= | 2.8×5= |
| 4×0.3= | 4×0.25= | 3.2+1.6= | 10.6-5.2= |
| 0.32+1.68= | 8×125= | 7.28+7= | 0.8+39.2= |
| 43+0.01= | 0.4×2= | 1.5×6= | 1×0.04= |
| 1.53-0.5= | 1.5-0.6= | 0.3+1.5= | 95÷5= |
| 0.65+4.35= | 14-7.4= | 11.2-9.8= | 4.4×2= |
| 35-25= | 56-26= | 45+15= | 35-15= |
| 38+28= | 15+25= | 12+12= | 47-27= |
| 13+23= | 1-12= | 14+14= | 212+312= |
| 14-0= | 610-510= | 1-23= | 0+56= |
| 78-38= | 29+29= | 58-48= | 15+45= |
| 0.9×125×8= | 5.75+1.37+4.25= | 0.43×10+5.7= | 62-2.8-1.2= |
| 2.7×4+2.7×6= | 0.25×0.5×4= |
口算.
|
(1)4.8 +5.7= |
(2)4.36 +1.64= |
|
(3)9 -2.5= |
(4)10 -0.36= |
|
(5)2.39 +1.25= |
(6)5.38 -4.28= |
|
(7)0.36 +0.47= |
(8)0.91 -0.38= |
|
(9)2.4 +3.6-1.2= |
(10)4.5 -1.2+0.4= |
|
(11)7.25 +1.73+2.75= |
(12)10 -0.15-0.85= |
口算.
|
(1)4.8 +5.7= |
(2)4.36 +1.64= |
|
(3)9 -2.5= |
(4)10 -0.36= |
|
(5)2.39 +1.25= |
(6)5.38 -4.28= |
|
(7)0.36 +0.47= |
(8)0.91 -0.38= |
|
(9)2.4 +3.6-1.2= |
(10)4.5 -1.2+0.4= |
|
(11)7.25 +1.73+2.75= |
(12)10 -0.15-0.85= |
| (1)66+8= | (2)47-8= | (3)25×4= | (4)56÷4= | (5)3.07÷3= |
| (6)471-299= | (7)600÷5= | (8)1.06×8= | (9)6.6+4= | (10)1-0.05= |
| (11)3.8+6.2= | (12)3.8÷0.19= | (13)0.1+0.1÷0.1 | (14)24×0.5= | (15)1.8÷0.2= |
| (16)1÷0.25= | (17)8-0.8= | (18)1.5×0.6= | (19)1.5÷0.3= | (20) |
| (21) | (22)12÷ | (23) | (24)1- | (25) |
| (26) | (27) | (28) | (29) | (30) |
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