| 1.36×2.7+1.36×7.3 | 23× | 1-( |
| 456-25×4÷8 | 6.23-1.75-2.25 | 375×99. |
| 解:(1)1.36×2.7+1.36×7.3, =1.36×(2.7+7.3), =1.36×10, =13.6; (2)23× = = =30; | ||
| (3)[1-( =[1- = = (4)456-25×4÷8, =456-100÷8, =456-12.5, =443.5; (5)6.23-1.75-2.25, =6.23-(1.75+2.25), =6.23-4, =2.23; (6)375×99, =375×(100-1), =37500-375, =37125. |
科目:小学数学 来源: 题型:
| 直接写出得数. 1.8÷3= |
4.7+1.3= | 9.36÷1.8= | 0.8×0.5= |
| 1.25×0.8= | 2.6÷0.2= | 8.1÷0.03= | 1×0.4= |
| 8.7÷0.3= | 6.25×8= | 1.01×0.9= | 0.9÷0.01= |
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科目:小学数学 来源: 题型:
| 立定跳远成绩(米) | 1.2~1.3 | 1.4~1.6 | 1.7~1.8 |
| 人数(人) | 4 | 18 | |
| 占全班人数的百分比 | 36% | 56% |
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科目:小学数学 来源: 题型:
| 1.36×2.7+1.36×7.3 | 23×
|
1-(
| ||||||||||
| 456-25×4÷8 | 6.23-1.75-2.25 | 375×99. |
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科目:小学数学 来源: 题型:
| 18÷6= | 4×5= | 30÷5= | 32÷8÷2= | 8×8= | 14÷7= |
| 9×4= | 36÷9×7= | 24÷3= | 8×6= | 7÷7= | 4×2×8= |
| 56+7= | 40-5= | 70+25= | 3×8÷6= | 9×2= | 16÷4= |
| 9×9= | 6×6+20= | 49÷7= | 9×5= | 32÷8= | 100-50-5= |
| 3×7= | 64÷8= | 8×9= | 72÷8+20= | 40-8= | 63÷9= |
| 1×5= | 25÷5÷5= |
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