题目内容
86-9=
[ ]
|
A.39 |
B.47 |
C.77 |
D.97 |
答案:C
练习册系列答案
相关题目
| 计算下面各题,能简算的要简算. ①1.29+3.7+0.71+6.3 | ②3200÷4÷25 | ③400-(1300÷65+35) |
| ④23.4-8.54-1.46 | ⑤6.75+0.5-4.86 | ⑥19×36-36×9 |
| ⑦125×32×25 | ⑧(320+280)÷50×4 | ⑨(117+63)×(84÷7) |
| 38+0.06=________; | (155+20)-65=________; | 64.2+5.7=________; |
| 543-27-73=________; | 0.97-0.09=________; | 12.8-9.86=________; |
| 17.05-4.58=________; | 9800÷25÷4=________; | 3.5+0.6=________; |
| 5-0.15=________; | 4.35+5.36=________; | 99×66+66=________; |
| 0.81+0.09=________; | 0÷78=________; | 50-20÷5=________; |
| 35×25×4=________. |