题目内容
口算
(1)30+54
= (2)3+54= (3)6+33= (4) 60+33=
答案:84;57;39;93
练习册系列答案
相关题目
口算.
|
(1)32 ×30= |
(2)210 ×4= |
(3)28 ×5= |
(4)40 ×200= |
|
(5)300 ×4= |
(6)70 ×21= |
(7)9 ×15= |
(8)45 ÷5= |
| 口算. 72-40= | 30÷5= | 4×5= | 12+29= |
| 4÷1= | 6÷6= | 35+48= | 5×3= |
| 38÷4= | 3×0= | 32+20= | 72-8= |
| 20÷4= | 6×7= | 34÷6= | 6×6= |
| 18÷3= | 24-6= | 6+45= | 40+27= |
| 28÷4= | 8×1= | 40÷8= | 8×3= |
| 91-9= | 7+73= | 32÷6= | 31-24= |
| 28-7= | 5÷8= | 16-8+24= | 100-49+10= |
| ________×________=12 | ________÷________=1. |