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一、填空题
1. $\sqrt{10} ÷ \sqrt{2} =$
2. $\sqrt{18} ÷ \sqrt{2} =$
3. $\sqrt{48} ÷ \sqrt{3} =$
4. $\sqrt{76} ÷ \sqrt{4} =$
5. $\frac{\sqrt{20}}{\sqrt{5}} =$
6. $\frac{\sqrt{75}}{\sqrt{3}} =$
7. $\sqrt{\frac{5}{2}} ÷ \sqrt{\frac{1}{10}} =$
8. $\sqrt{15} ÷ 2\sqrt{3} =$
1. $\sqrt{10} ÷ \sqrt{2} =$
$\sqrt{5}$
2. $\sqrt{18} ÷ \sqrt{2} =$
3
3. $\sqrt{48} ÷ \sqrt{3} =$
4
4. $\sqrt{76} ÷ \sqrt{4} =$
$\sqrt{19}$
5. $\frac{\sqrt{20}}{\sqrt{5}} =$
2
6. $\frac{\sqrt{75}}{\sqrt{3}} =$
5
7. $\sqrt{\frac{5}{2}} ÷ \sqrt{\frac{1}{10}} =$
5
8. $\sqrt{15} ÷ 2\sqrt{3} =$
$\frac{\sqrt{5}}{2}$
答案
1. $\sqrt{5}$
2. 3
3. 4
4. $\sqrt{19}$
5. 2
6. 5
7. 5
8. $\frac{\sqrt{5}}{2}$
2. 3
3. 4
4. $\sqrt{19}$
5. 2
6. 5
7. 5
8. $\frac{\sqrt{5}}{2}$
二、计算题
9. $\sqrt{216} ÷ 3\sqrt{6}$
10. $-\sqrt{95} ÷ \sqrt{19}$
11. $\dfrac{\sqrt{32}}{\sqrt{2}}$
12. $\dfrac{\sqrt{30}}{\sqrt{5}}$
13. $\sqrt{\dfrac{1}{6}} ÷ \sqrt{6}$
14. $4\sqrt{5} ÷ (-5\sqrt{1\dfrac{4}{5}})$
15. $\sqrt{\dfrac{1}{2}} ÷ \sqrt{\dfrac{1}{12}} ÷ \sqrt{1\dfrac{1}{2}}$
16. $\dfrac{\sqrt{9}}{\sqrt{12}} ÷ \sqrt{\dfrac{54}{12}} ÷ \sqrt{6}$
9. $\sqrt{216} ÷ 3\sqrt{6}$
10. $-\sqrt{95} ÷ \sqrt{19}$
11. $\dfrac{\sqrt{32}}{\sqrt{2}}$
12. $\dfrac{\sqrt{30}}{\sqrt{5}}$
13. $\sqrt{\dfrac{1}{6}} ÷ \sqrt{6}$
14. $4\sqrt{5} ÷ (-5\sqrt{1\dfrac{4}{5}})$
15. $\sqrt{\dfrac{1}{2}} ÷ \sqrt{\dfrac{1}{12}} ÷ \sqrt{1\dfrac{1}{2}}$
16. $\dfrac{\sqrt{9}}{\sqrt{12}} ÷ \sqrt{\dfrac{54}{12}} ÷ \sqrt{6}$
答案
9. 2
10. $-\sqrt{5}$
11. 4
12. $\sqrt{6}$
13. $\frac{1}{6}$
14. $-\frac{4}{3}$
15. 2
16. $\frac{1}{6}$
10. $-\sqrt{5}$
11. 4
12. $\sqrt{6}$
13. $\frac{1}{6}$
14. $-\frac{4}{3}$
15. 2
16. $\frac{1}{6}$
