17×3= | 1800-600= | 26×7= | 180×40= | 17×30= | 180×3= |
32×300= | 25×60= | 49×101≈ | 196×39≈ | 203×38≈ | 396×102≈ |
解:17×3=51, | 1800-600=1200, | 26×7=182, | 180×40=7200, | 17×30=510, | 180×3=540, |
32×300=9600, | 25×60=1500, | 49×101≈5000, | 196×39≈8000, | 203×38≈8000, | 396×102≈40000. |
科目:小学数学 来源: 题型:
口算题. 22.1+0.2= |
10.3+0.7= | 33.6+1.6= | 17.5-0.5= |
53.7-0.9= | 32.13-0.02= | 3.51+0.27= | 10+0.3= |
查看答案和解析>>
科目:小学数学 来源: 题型:
口算 9.5×100= |
1.25×8 | 0.25×0.9×4= | 1.87×0= |
3.5-1.5= | 1.2×0.4= | 3.6×0.5= | 0.6×5= |
0.24+0.6= | 0.64×0.03= | 7.8+2.2-1.5= | 8×0.05= |
0.125×8= | 1.3×4= | 0.4×0.6= | 3×0.08= |
0.35×2= | 2.9×0.3= | 10-0.9= | 5.67×0= |
0.8×0.01= | 2.5×0.2= | 2.4×0.3= | 1.6×0.25= |
0.17×0.3= | 15×0.01= | 10×0.07= | 0.7×0.05= |
0.2×0.05= | 7.8×0.01= | 0.2×0.26= | 0.04×4= |
12.4+2.1= | 0.08×0.5= | 0.14×4= | 9×2.5+9×1.5= |
1.8×0.5= | 2.3×5= | 0.3×3.6= | 8×0.9+8×2.1= |
2.5×4= | 0.8+2.7×2= | 0.05×7= | 4.8+2.1+7.9= |
3.4-1.8= | 2.5+0.2×2= | 0.02×0.1= | 5.4-2.8= |
0.3×0.2= | 3.5×2×0.1= | 0.3×0.3= | 0×10.3×2.2= |
0.12×0.7= | 0.2×0.5= | 0.92×0.4= | 6.7-1.43= |
1.2×4= | 1.3×2= | 1.2×0.3= | 4.6+5.08= |
查看答案和解析>>
科目:小学数学 来源: 题型:
口算 6×0.03= |
1÷0.25= | 8÷1.6= | |||||||||
1-0.3×0.6= | 43÷0.01= | 300×0.04= | |||||||||
14-1.4= | 1.3×0.5= | 0.42÷0.6= | |||||||||
7-1.4= | 12-1.2= | 2.5+2.5×3= | |||||||||
9÷0.01= | 43÷0.1= | 8.4÷4= | |||||||||
3.9-3.9÷3= |
|
2-
| |||||||||
|
|
查看答案和解析>>
湖北省互联网违法和不良信息举报平台 | 网上有害信息举报专区 | 电信诈骗举报专区 | 涉历史虚无主义有害信息举报专区 | 涉企侵权举报专区
违法和不良信息举报电话:027-86699610 举报邮箱:58377363@163.com