Each of the four mixed operations and simple operations has 20 questions People's Education Press

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• 1. Four mixed operations and simple problems each
• 2. 1.123456+23456+345612+456123+561234+612345=? 999981998 × 11111111 / 121 =?
• 3. Who give me 200 calculation questions, grade six more points, I give all points Don't spray me,
• 4. Seeking 200 simple score calculation questions in Volume 1 of grade 6 I want to calculate the score!
• 5. The operation of numbers Car a and car B drive from two cities 600 kilometers apart. Car a travels 65 kilometers per hour. Car B's speed is 11 / 13 of car a's. how many hours later do the two cars meet?
• 6. Solving a simple sixth grade math problem The new community has built a rectangular swimming pool at one end of an 80 meter long rectangular field. The rest of the field is just a square. How many meters is the perimeter of the swimming pool? Please write down the process! This is a very simple problem, but I just can't do it. I always feel that there are few conditions
• 7. Fill in the integer or decimal in the line below and the fraction in the line above
• 8. Answers to the final self-test of grade 6 mathematics volume 2 (knowledge and ability training) from page 70 to 74 of Jiangsu Education Press Thank you! 1: In 2008, the 29th Olympic Games was held in Beijing. The building area of the main venue of the Olympic Games is 2.580300 square meters. This number is written as () square meters, which is rewritten as () ten thousand square meters. 2: 80: () = four fifths = () 25 = () percent = () (fill in decimal) 3: It is known that the ratio of medicine to water is 1:200 when 0.8kg of liquid medicine is used to prepare liquid medicine, and () kg of water needs to be prepared. 4: Of the three numbers of 2.05, 25% and 3 / 4, the smallest number is (), and the largest number is (). 5: Uncle Li has cultivated 500 seeds this year, 480 of which have germinated. The germination rate of these seeds is (). 6: The surface area of a cube block with an edge length of 6 decimeters is () square decimeters. Cut it into the largest cylinder with a volume of () cubic decimeters. 7: Statistical chart () should be selected to calculate the change of daily average temperature in a week. 8: The acute angle of a right triangle is 20 ° and the other is (); the apex angle of an isosceles triangle is 130 ° and its base angle is () 9: 3 tons 25 kg = () kg 2.45 hours = () minutes 7 liters 50 ml = () cubic decimeters 44000 square meters = () hectares 10: Given that a = 2 × 3 × 5, B = 2 × 3 × 3, the greatest common divisor of a and B is () and the least common multiple is ().
• 9. The formula and knowledge of cone and cylinder
• 10. Mathematics knowledge and ability training of grade 6 Volume 1 answers on page 52 (Jiangsu Education Edition) For a barrel of oil, one fourth of the whole barrel of oil was used for the first time, and one fifth of the whole barrel of oil was used for the second time. For the first time, 2 kg more than the second time. How many kg did the barrel of oil weigh? If it is right, I will give 10 points!
• 11. Four arithmetic problems of grade 6
• 12. Why is the derivative of y = 2 (50-x) not right? The correct answer is - 2 and I get the answer by y = 2U, u = 50-x
• 13. How to use the chain rule to find the derivatives of some exponential functions based on e? For example, how to use the chain rule to solve the derivatives of e ^ (- x ^ 2)?
• 14. Is the derivative of function f (x) = [(4 + x ^ 2) ^ (1 / 2)] / 2 + (6-x) / 6 calculated by power law or by chain rule? How to choose the derivative formula?
• 15. Seeking derivative of compound function by chain rule H (x) = f [g (x)], f (x) = the square of X, G (x) = 2x
• 16. The formula of geometric figure solution?
• 17. Area calculation formula of various geometric figures
• 18. Formula of geometric figure
• 19. Who has all the geometric formulas
• 20. Calculation formula of area and perimeter of geometric figure commonly used by Turner I read little, and I want to learn from you,