| 0.5×1.2= | 1.25×0.8= | 0.16×0.5= |
| 0.25×4= | 3.2×0.5= | 0.2×50= |
| 1.1×0.1= | 1.7×0.03= | 2.4×0.5= |
| 0.12×7= |
解:
| 0.5×1.2=0.6, | 1.25×0.8=1, | 0.16×0.5=0.08, |
| 0.25×4=1, | 3.2×0.5=1.5, | 0.2×50=10, |
| 1.1×0.1=0.11, | 1.7×0.03=0.051, | 2.4×0.5=1.2, |
| 0.12×7=0.84. |
科目:小学数学 来源: 题型:
| 用递等式计算(能简便的要简便) (1)9.9×101-9.9 |
(2)0.25×8÷20-0.78÷7.8 |
| (3)2.5×3.2×1.25 | (4)(12.5-5÷2.5)×0.8+1.6 |
| (5)99×2.45 | (6)5.6÷1.6 |
| (7)1.25×32+215×9.76×0 | (8)9.85×2.3-8.85×2.3. |
查看答案和解析>>
科目:小学数学 来源: 题型:
| (1)6.5×(10-3.7)+2.98 | (2)[4.75+8.4÷(9.2-6.8)]×40 |
| (3)19.8-0.6×0.6-0.64 | (4)12.773-[4.5×(0.75-0.356)+9.23] |
| (5)2.48×(7.3-5.8)+1.5×7.52 | (6)0.125×7.9×16 |
| (7)(6.4+0.88)÷0.8+3.2×1.25 | (8)24-[5.4+(0.6+1.38÷0.23)]. |
查看答案和解析>>
科目:小学数学 来源: 题型:
| 8 |
| 9 |
| 1 |
| 9 |
| 2 |
| 7 |
| 5 |
| 7 |
| 5 |
| 7 |
| 6 |
| 13 |
| 7 |
| 13 |
| 1 |
| 4 |
| 1 |
| 2 |
| 3 |
| 4 |
| 3 |
| 4 |
| 1 |
| 2 |
| 1 |
| 2 |
查看答案和解析>>
科目:小学数学 来源: 题型:
| 口算 1.2÷0.2= |
2.5×4= | 0.25+4= | 1.87×0= |
| 3.5+0.5= | 1.2÷0.4= | 3.6÷4= | 0÷1.25= |
| 0.12×6= | 0.64×0.03= | 5.8+4.2-6.5= | 7.8÷3= |
| 0.125×8= | 2.8÷1.4= | 0.25÷0.5= | 7.21÷7= |
| 0.35÷10= | 3.6÷3= | 6.3÷0.9= | 0.54÷6= |
| 0.3×0.1= | 1.3÷2= | 0.4÷8=2 | 7.3÷3= |
| 0.51÷0.3= | 15÷0.01= | 5÷10= | 0.7×12= |
| 0.2×0.5= | 3.8×0.1= | 0.2×0.2= | 0.04×0.4= |
| 12.4+7.6= | 8×0.5= | 0.72÷36= | 9×2.5+2.5= |
| 1.8÷3= | 2.3÷2= | 6.5÷5= | 2.14÷2= |
| 2.5×4= | 2.7×2= | 0.5×7= | 4.8+3.6+5.2= |
| 3.4÷1.7= | 2.5+0.2= | 4.5÷5= | 5+2.8= |
| 0.8×0.3= | 13.5×2×0= | 5.25÷5= | 4×2.2= |
| 0.12×0.5= | 1.8×5= | 6.24÷2= | 2.83-1.43= |
| 1.2+2.9= | 3.8÷2= | 1.32×3= | 4.6×7= |
查看答案和解析>>
科目:小学数学 来源: 题型:
| 3.2×0.2= | 1.4×0.4= | 3.3÷3= | 1.2÷0.3= | 0.56÷8= |
| 2.5×0.4= | 1.5×2= | 0.7×7= | 7.3+0.3= | 1.23×3= |
| 0.53-0.3= | 1.8×0.5= | 0.9×0.01= | 0.23×3= | 1.6÷0.04= |
| 2-1.2= | 7.8÷6= | 8.4÷0.21= | 8.4÷0.7= | 1.23×3= |
| 5.6+3.6= | 9-2.35= | 0.56÷8= | 7.3+2.7= | 4.8÷1.2= |
| 5.6÷0.4= | 4.5÷0.9= | 8.1×2= | 90÷3= | 7.2÷0.9= |
| 1.23+3= | 5.6+1.23= | 4.5×2= | 5.6÷1.4= | 6.6÷1.1= |
| 2.1÷3= | 0.6×0.5= | 3.23×2= | 1.8÷3= | 7.2÷6= |
| 12.5÷0.1= | 0.32÷0.8= | 1.6+3.7= | 0.45×0.2= | 4.8÷0.08= |
| 0.36÷1.8= | 0.4×0.5= | 8.4+5.6= | 8.4÷2.1= | 1.8×0.4= |
| 0.01×8= | 7.31×100= | 0.09×6= | 0.8×0.6= | 3+2.3= |
| 1.25×8= | 3÷5= | 2.3+2.3= | 6.23+3.6= | 9.3÷3= |
| 4.8÷0.8= | 7.5-4.5= | 5.7+4.3= | 0.75÷15= | 1÷0.25= |
| 1.2×60= | 6÷0.2= | 0.21×4= | 0.25×4×9= | 2.33×1.2= |
| 0.62÷0.62-1= | 5+3.2÷0.8= | 7.5÷2.5×0= | 3.9×0.01= | 0.001+10.099= |
| 3-0.98= | 6×0.25= | 0.63÷0.9= | 8.95÷0.895= |
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