1. The number written directly is 26-7= 10+38= 23×0= 6×7-7=

38+5= 63÷8= 25- 10= 30+6×0=

67- 19= 100-8= 30÷6= 64-64÷8=

5×9= 4×6= 8×7= 35+8 1÷9=

6×7= 38÷7= 36÷4= 7×3- 14=

Second, the calculation

1、 16÷3=

2、6×8+2×8=()×()=()

26÷4=7×8+8=()×()=()

36÷5= 15×7-7×5=()×()=()

46÷6=6×5-6=()×()=()

3、27÷()=3……6

()÷3=6……2

3 1÷()=()……7

4. What should I put in ()?

6×()& lt； 28 8×()& lt； 42()×4 & lt； 25

5×()& lt； 37 9×()9×()

Third, the column calculation

1, both factors are 8, what is the product?

2. What's the difference between100 and 36? Add 8?

Fourth, the application questions

1. Mom bought a basket of eggs, ate 24, and there were 8 left. A * * *, how many eggs are there?

Xiaoling has 9 books. Xiaozhen has three times as many books as Xiaoling. How many books does Xiaozhen have?

3. 165438+ There are 30 days in October, how many weeks are there in this month, and how many days are left?

The teacher bought 12 football and 20 basketball. How much more is basketball than football?

5. There are 8 chocolates in the box, 2 in Xiao Qiang and how many in Xiao Qiang? Cheng Xiaoyou 15 chocolate. Who has more chocolate? How much more?

6. There are 40 children in Class Two (1), which are divided into 4 groups on average. Each group has 3 pairs of flying chess, and 2 pairs are still missing. How many pairs of flying chess are there in Class One? Xiaohong has six books. How many times is Xiaoming's book?

Math problems in the second grade of the second primary school

Fill in the blanks. 1, 36÷4=9, this formula is read as (), where the divisor is () and the quotient is ().

2, 8+22=30, 54-30=24. Rewriting these two formulas into one formula should be ().

3. Divide 9 loaves of bread into 3 parts, each part has () loaves, and the formula is ().

4. When calculating 54÷9= (), the multiplication formula used is ().

5. The number consisting of six hundred, seven tens and five ones is (), which is pronounced as ().

6. A right triangle has one () angle and two () angles.

7, fan rotation is () phenomenon, push and pull the drawer is () phenomenon.

8、49、50、5 1、52、()、()

9. The price of a piano is 998 yuan, about () yuan.

The price of a refrigerator is 203 yuan, about ().

10 and 9 are three times (), and 8 is two times ().

12, there are 12 apples, one for every three, which can be shared ().

Second, judge whether the following words are correct? Mark "√" in the right picture and "×" in the wrong question.

1, when calculating 35-(23- 12), calculate 23- 12 first. ()

2. 12÷4=3. This formula means that 12 is divided into four parts, each of which is 3. ()

3. The windmill rotation is a translation phenomenon. ()

4. Calculate 7×8 and 56÷7with the same multiplication formula. ()

5. An angle greater than acute angle must be obtuse. ()

Third, choose. Fill in the serial number of the appropriate answer in ().

1 and 8 is four times ()

①32②2③ 12

2, 96-32+28=, the correct answer is ().

①29②60③92

3, 36+28()6×9 comparison, put () in brackets.

①②③=

4, 12÷4 Pronunciation: ()

① 12 divided by 4? ② 12 divided by 4? ③4 divided by 12

5.45 people sing and 9 people dance. Singing is () times as much as dancing.

①3②4③5

Fourth, calculation.

1, write directly.

54÷9= 5×8= 54+6= 7÷7+5=? 50+60=

64-8= 7×3= 32÷8= 36-36÷6= ? 98-80=

16÷2= 1× 1= 63-7= 3×8-9= 150+ 10=

72÷8= 6÷6= 5×9= 16÷2+2= 12-6=

2. Fill in ""or "=" in ○.

42÷7○7 48-30○8 36÷4○50

6×9○45 35÷5○7 8×6○48

3. Fill in "+","-","X" or "÷" in ○.

42○6=7 20○5= 15? 98○8=90 80○40=40

35○5=403 ○6= 18 60○40=20 3 1○2=33

4. Column calculation.

(1) How much is 29 more than 54?

(2) What is the difference between 52 and 39?

(3) What is 6 times of 8?

(4) The number of A is 40, the number of A is five times that of B, and what is the number of B?

Fifth, hands-on operation.

1, draw a right angle

2. Draw an obtuse angle.

Math problems in grade two of grade three primary school

First, compare, who is careful. 1, 8904 is written as (), which is () digits, and the digits are () digits.

2. A four-digit number, seven thousandths, five tenths, and all other numbers are 0. This number is (), pronounced ().

3. Write two multiplication formulas and two division formulas according to formula 7856.

___________________________________

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4, with 8, 0, 3*** can form () three digits, of which three digits are ().

5. Arrange the following numbers in descending order and connect them with or.

4302、3204、2304、2034、3402

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6. Fill in the appropriate company name in ():

A pencil is about 15 () and a blackboard is about 4 ().

A pencil-box is 2 () long and an eraser is 5 () long.

7, 40 decimeters = () meters 30 cm = () decimeters

2m = () cm 4 decimeter = () cm.

8. A tractor can transport 7 baskets of grapes at a time. Now it has to transport at least 46 baskets of grapes.

9. Write numbers regularly: 2,3,5,8, 13, (), ().

Second, the small referee (right, wrong).

1, calculate the division with the remainder, and the divisor is greater than the remainder. ()

Change 2,4+4+4 to 34 or 43. ()

3400 decimeters =4 meters ()

4. The smallest four digits are 1000. The four digits are 9000. ()

Third, I am more accurate than the computer (using vertical calculation).

87-48-9= 52-(24+20)= 75-45+29=

Fourth, the title.

1 and how much is 29 more than 38?

2. What is the sum of six eights?

3. Divide 36 into 6 equally. How much is each part?

How many 9s are there in 4 and 54?

Fifth, the application problem.

1. There are 74 color TVs in the appliance store. Some were sold, and there were 26 left. How much did you sell?

2. There are 9 rows of buses parked in the parking lot, with an average of 4 buses parked in each row. How many buses are parked in the parking lot?

Uncle Li picked 24 winter melons and put them in four baskets on average. How many are there in each basket?

The students made 38 flowers, and every 6 flowers were tied into a garland. How many garlands can a * * * tie? How many flowers are left?

5. Please choose the qualified answers in the following phenomena and fill in the brackets.

① Rotation ② Swing ③ Translation ④ Lifting

The steering wheel of the car has turned _ _ _ _ _ _ _ _ _ _ _ _ _ _ times.

6. The school bought a 60-meter line, and it used 25 meters for the first time, and 19 meters for the second time. How many meters was it twice?