Tính

a, \(\frac{2^5.8^4.4^3}{16^6}\)

b, \(\frac{\left(\frac{1}{6}\right)^2.6^2+\left(0,6\right)^5}{\left(0,2\right)^5}\)

c, \(\left(\frac{3}{5}-\frac{3}{4}\right).\left(\frac{2}{6}-\frac{1}{5}\right)^2\)

d, \(\frac{8^4.3^6}{2^7.65}\)

e, \(\frac{2^5.49^2}{4^3.7^3}\)

ĐỀ LỚP 4 NHA CÁC BẠN !

I. Hoàn thành các câu sau

1. I _ _ _ up at 6.00 am.

2. _ _ _ _ are you from?

3. I like meat. It’s _ _ favourite food.

4. I wants some books. _ _ _’s go to the bookshop.

5. What’s his _ _ _ ? He’s a worker.

6. Orange juice is _ _ favourite drink.

7. What _ _ _ _ is it ? It’s 8.00 o’clock.

8. These _ _ _ maps.

II.

1 . What do you do ...........Maths lessons ?

A. in. B. on. C . during D . at

2. I like bread. It’s my favourite …………..

A. drink B. food C . milk D . juice

3. Do you like English ? Yes, I ………..

A. am B. do C. does D . is

4 . I’m ……….. I’d like some water.

A. hungry B. angry C . hungry D . thirsty

5. I go to school ....... 6.45 am.

A. in B. at C . on D .to

III. Gạch chân những từ sai cột A và sữa lại vào cột B

IV.

1. is / water/my/ mineral/ favourite/drink ………………………………....…………………..

2. the/are/ much/ shoes/ how ? …..……………………………....………………….

ĐỀ LỚP 4 NHA CÁC BẠN !

I. Hoàn thành các câu sau

1. What _ _ _ _ do you have lunch ? At 11.00

2. What’s her _ _ _ ? She’s a teacher.

3. I wants some stamps. _ _ _’s go to the post office.

4. I _ _ _ _ chicken.

5. What time is _ _ ?

6. Mineral water is my favourite _ _ _ _.

7. Where are you _ _ _ _ ?

8. These _ _ _ notebooks.

II. Khoanh tròn vào đáp án đúng nhất

1 . Do you like Maths ? Yes, I .......

A. like. B. am. C . do D . is

2. I get ……. at 6.30

A. go B. up C . on D . to

3. What do you do ………… English lessons ?

A. in B. on C. at D . during

4 . I like meat. It’s my favourite …………

A. drink B. milk C . food D . juice

5. I’m ……….. I’d like some rice.

A. hungry B. thirsty C . angry D . hurry

III. Gạch chân những từ sai cột A và sữa lại vào cột B

IV. Sắp xếp các từ sau thành câu hoàn chỉnh

1. is / juice / my / orange / favourite / drink ……………………………………………….…

2. the /how / shorts / much / are ? ………………………………………………….

Tính nhanh

\(\dfrac{\dfrac{1}{3}-\dfrac{1}{7}-\dfrac{1}{13}}{\dfrac{2}{3}-\dfrac{2}{7}-\dfrac{2}{13}}.\dfrac{\dfrac{3}{4}-\dfrac{3}{16}-\dfrac{3}{64}-\dfrac{3}{264}}{1-\dfrac{1}{4}-\dfrac{1}{16}-\dfrac{1}{64}}+\dfrac{5}{8}\)

Tính nhanh

\(\frac{\frac{1}{3}-\frac{1}{7}-\frac{1}{13}}{\frac{2}{3}-\frac{2}{7}-\frac{2}{13}}.\frac{\frac{3}{4}-\frac{3}{16}-\frac{3}{64}-\frac{3}{264}}{1-\frac{1}{4}-\frac{1}{16}-\frac{1}{64}}+\frac{5}{8}\)

1, Tính

a, 2008 . 2008 - 2010 . 2006

b, \(\dfrac{232323.29}{23.292929}\)

c, \(\dfrac{\left(2^{17}+5^{17}\right).\left(3^{14}-5^{12}\right).\left(2^4-4^2\right)}{15^2+5^3+67^7}\)

2, So sánh \(\dfrac{1}{2}+\dfrac{1}{2^2}+\dfrac{1}{2^3}+...+\dfrac{1}{2^{100}}\) với 1