Free Printable quizizz คณิตคิดเร็วชุดที่ 1

1.

$\frac{1}{2}\times6$

a)

$\frac{6}{12}$

b)

$\frac{7}{2}$

c)

3

d)

$\frac{1}{12}$

2.

$\frac{4}{9}\times\frac{3}{8}$

a)

$\frac{43}{98}$

b)

$\frac{1}{6}$

c)

$\frac{7}{17}$

d)

$\frac{7}{72}$

3.

$\frac{1}{5}\times\frac{1}{9}$

a)

$\frac{2}{14}$

b)

$\frac{9}{5}$

c)

$\frac{1}{45}$

d)

$\frac{1}{14}$

4.

$25\times\frac{1}{100}$

a)

$\frac{1}{2500}$

b)

$25\frac{1}{100}$

c)

$\frac{1}{4}$

d)

$\frac{100}{25}$

5.

$\frac{20}{40}\times\frac{1}{2}$ (ตอบเป็นเศษส่วนอย่างต่ำ)

a)

$\frac{21}{42}$

b)

$\frac{19}{38}$

c)

$\frac{20}{80}$

d)

$\frac{1}{4}$

6.

$\frac{25}{100}\times40\ \ \ \left(ตอบเป็นเศษส่วนอย่างต่ำ\right)$

a)

10

b)

$\frac{10000}{100}$

c)

$\frac{25}{4000}$

d)

$\frac{65}{100}$

7.

$\frac{38}{50}\times25$

a)

$\frac{64}{50}$

b)

$\frac{38}{1250}$

c)

19

d)

$\frac{38}{2}$

8.

$\frac{6}{5}\times\frac{5}{6}\ \ \left(ตอบเป็นเศษส่วนอย่างต่ำ\right)$

a)

$\frac{1}{30}$

b)

$\frac{11}{11}$

c)

$\frac{30}{30}$

d)

1

9.

$\frac{1}{2}+\frac{1}{2}\ \ \left(ตอบเป็นเศษส่วนอย่างต่ำ\right)$

a)

1

b)

$\frac{1}{4}$

c)

$\frac{1}{2}$

d)

$\frac{1}{8}$

10.

$\frac{2}{5}+\text{}3$

a)

$\frac{5}{5}$

b)

1

c)

$\frac{17}{5}$

d)

$\frac{2}{8}$

quizizz คณิตคิดเร็วชุดที่ 1

Total câu hỏi: 10

Worksheet time: 2mins

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