thirty-four Some of them won't be in a hurry before 8 o'clock

RELATED INFORMATIONS

• 1. The latest edition of 2012 textbook, seventh grade volume I mathematics evaluation manual, Chapter II rational number section and thinking, p38 [content and method], the first question of knowledge and structure box filling, the first session P40 [inquiry and thinking] the sixth question of operation calculation and research, the second session p42 inquiry and thinking, the sixth question of binary
• 2. The given line AB 2cm extends AB to C, making AB to C, making BC = 2 / 1 × AB, and then extends AC to D in reverse, making ad = 2 / 1 × AC 【1】 Draw this picture 【2】 Finding the length of line segment ad
• 3. Calculation of power (- 2) Λ 2005 + 2 Λ 2004 (- what is the power of 2005 of 2 plus the power of 2004 of 2)
• 4. A problem of power calculation The square of 2 + 2 + 2 + the cube of 2 + the fourth power of 2 +. + the power of 2006 =?
• 5. Application of power The thickness of a piece of paper is 0.09mm. Xiaoming's height is 1.6m. Fold the paper continuously (the creases are parallel). How many times do you fold the paper to make it thicker than Xiaoming's height
• 6. A power calculation problem! Can you confirm the last number of 3 to the power of 2008? Please give your reasons and calculate the following questions 1. (- 0.125 to the power of 2007) * (- 8 to the power of 2008) 2. (- 2 to the power of 2001) + (- 2 to the power of 2000) 3. Two thirds to the fifth power * (- three thirds to the fifth power) 4. The opposite number of four fifths power of 2008 * (- five fifths power of 2008)
• 7. A difficult problem about the power of mathematics in grade one of junior high school It is known that the 55th power of 2 = a, the 33rd power of 3 = B, and the 22nd power of 5 = C Compare the size of a, B, C
• 8. In order to solve 20 mixed operations of rational numbers,
• 9. Simple puzzle of mixed operation of rational numbers in junior high school mathematics problems 1-1-2.45x8+2.55x（-8） Why can't this formula be simplified, only 1-1-19.6-20.4
• 10. Mixed operation of rational numbers, 1. (simple method) - 99 and 18 / 17 * (- 9) 2、-1²-【10/7+（-12）/6】²*（-3/4）³
• 11. If the purchase price of a commodity is 3000 and the price is 4500, how much discount can the store sell at a discount of no less than 5% of the profit? If the sales of the commodity is not good, the store will sell it at a discount of no more than 5% of the profit. How much discount can the store sell it at a discount of no more than 5% of the profit?
• 12. How to solve the second problem on page 190 of the seventh grade mathematics volume I of Beijing Normal University Edition
• 13. There must be a problem with the plan, and there must be others
• 14. The first problem to be solved is the answer to the problem on page 176 of mathematics volume 1 of Grade 7 in Beijing Normal University
• 15. 2011 / 1-2010 / 1 + 2010 / 1-2009 / 1 + 2009 / 1-2008 / 1 + +2 / 1-1
• 16. First rational number mixed operation 20 points, to process and answer
• 17. The method of mixed operation of rational numbers
• 18. Several mixed operations of rational numbers 1-0.2×【-3-4×（18/5-5.3）】 （1/20-3/4）×【5/7+（-5/14）】 -22/7×（22/7-4/3）×7/22÷（-22/21） {4-【12+4×（3-10）】}÷5 The above four problems can be easily calculated by the formula
• 19. Searching for 200 mixed operations of rational numbers
• 20. Fourth grade multiplication problem Three digit by two digit of 100 questions