\(\dfrac{3}{5}-\dfrac{-1}{2}=\dfrac{11}{10}\)

Công thức tính diện tích hình thang là : ( a + b ) x h : 2

1.   In Tokyo, you can see both old and ____modern____________ buildings.

2.   The _____rainy___________ season in Ho Chi Minh City normally starts in May.

3.   The people in our city are quite _____friendly___________ to strangers. It’s easy to have talk with them.

4.   My aunt makes really ____tasty ____________ dish with chicken and rice.

5.   Las Vegas is a/ an ______sunny__________ city with an annual sunshine rate of 84.80%.

6.   His lateness was due to the very _____ crowded___________ traffic on the motorway.

7.   We had a/ an ____ exciting____________ trip to Africa Last month. I enjoyed it very much.

8.   Buses and trains in big cities are always ____heavy____________ with people.

9.   We cannot afford to live in such a/ an ____ experience____________ hotel in Paris.

10. Instead of going to a busy beach hotel, we decided to head to the mountains for a/ an _______peaceful_________ vacation.

2m³ =  2000 dm³                                    3m³ =3000000 cm³

0,6dm³ = 600 cm³          4000dm³ =4 m³

Cha mẹ em đi làm rất vất vả

lỗi rồi

chú em hay nói chém gió

\(\dfrac{10}{50}+\dfrac{-45}{50}+\dfrac{-14}{50}=\dfrac{-49}{50}\)

to learn

\(y-\dfrac{2}{3}=\dfrac{1}{12}\)

\(y=\dfrac{1}{12}+\dfrac{2}{3}\)

\(y=\dfrac{3}{4}\)