Intensive Training of Maths(2B)

廣東佛山市南海區(qū)西樵實(shí)驗(yàn)小學(xué) 顧卿璇

I. Calculate.

II. Make verticals and calculate.

1. Divide equally.

2. Divide equally with remainder.

III. Fill in the blanks.

1. Fill in the blanks with “hours”“minutes” or “seconds”.

Mary had breakfast for 20 ________________.

Mary brushed her teeth for 3 _______________.

A class is 40 ___________.

A student usually sleeps for 9 _____________ a day.

3 minutes equals 180 _____________ .

2. Fill in the blanks with directions.

Beijing is in the ________ of China, and Guangzhou is in the_________ of China.

Shanghai is in the ________ of China, and Xi’an is in the ________of China.

The Yangtze River and the Yellow River flow from the ________ to the ________.

The Grand Canal flows from the ________ to the ________.

3. Fill in with the correct numbers.

3cm80mm+ 40cm5mm= ______cm______mm

6dm10cm+ 40cm= ______dm______cm

120cm7mm+ 2dm3cm= _____m_____dm____cm_____mm

650m+ 560m= ______km______m

4700m+ 480m= ______km______m

26dm3cm-20dm2cm= ______dm______cm

500cm4mm+ 60dm6mm= ____m____dm____cm____mm

31dm5cm= 6dm3cm+ ______dm______cm

IV. Solve the problems.

1. An episode(集) ofPeppa Piglasts for 5 minutes. How long will it take if Jenny wants to watch 5 episodes?

2. Tom needs 3 seconds to write one word. How many words can he write in 20 seconds?

3. In a big classroom, there are 42 students. 15 of them are dancing,and the others are singing. How many students are singing?

4. On a school playground, there are 86 students. 45 of them are running, and 29 of them are jumping. The others are playing volleyball. How many students are playing volleyball on the school playground now?

5. Last week, Jim had 28 tomatoes. Yesterday morning, he ate 4 of them. But his aunt gave him another 12 tomatoes this afternoon.Now how many tomatoes does Jim have?

6. Helen and her 25 classmates are skating. Now Mary, Lucy and Jenny come and join them. How many students are skating in total?

7. There are 25 balloons. Divide them equally into 6 groups. How many balloons are there in each group? How many balloons are left over?