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THỬ THÁCH TOÁN HỌC

Authored by Oanh Nguyễn

Mathematics

KG

Used 27K+ times

THỬ THÁCH TOÁN HỌC
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Tìm y, biết:   y5 =4235\frac{y}{5}\ =\frac{42}{35}  

6

7

8

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Rút gọn phân số  6496=?\frac{64}{96}=?  

 32\frac{3}{2}  

 23\frac{2}{3}  

 3248\frac{32}{48}  

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Rút gọn biểu thức sau:  12 × 15 × 176 × 34 ×45=?\frac{12\ \times\ 15\ \times\ 17}{6\ \times\ 34\ \times45}=?  

 12\frac{1}{2}  

 34\frac{3}{4}  

 13\frac{1}{3}  

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

So sánh hai phân số sau:  23 \frac{2}{3}\   và  45\frac{4}{5}  

 23<45\frac{2}{3}<\frac{4}{5}  

 23>45\frac{2}{3}>\frac{4}{5}  

 23=45\frac{2}{3}=\frac{4}{5}  

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

So sánh hai phân số sau:  715\frac{7}{15}  và  25\frac{2}{5}  

 715 >25\frac{7}{15}\ >\frac{2}{5}  

 715 <25\frac{7}{15}\ <\frac{2}{5}  

 715 = 25\frac{7}{15}\ =\ \frac{2}{5}  

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Sắp xếp các phân số theo thứ tự từ bé đến lớn:  49; 39; 79; 59\frac{4}{9};\ \frac{3}{9};\ \frac{7}{9};\ \frac{5}{9}  

 39; 49; 59;79\frac{3}{9};\ \frac{4}{9};\ \frac{5}{9};\frac{7}{9}  

 39; 49; 79;59\frac{3}{9};\ \frac{4}{9};\ \frac{7}{9};\frac{5}{9}  

 79; 59; 49; 39\frac{7}{9};\ \frac{5}{9};\ \frac{4}{9};\ \frac{3}{9}  

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

So sánh hai phân số:  20192020\frac{2019}{2020}  và  1211\frac{12}{11}  

 20192020 <1211\frac{2019}{2020}\ <\frac{12}{11}  

 20192020 >1211\frac{2019}{2020}\ >\frac{12}{11}  

 20192020=1211\frac{2019}{2020}=\frac{12}{11}  

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