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A. check the answer B. start working C. give up D. do nothing 相关知识点: 试题来源: 解析 A。解决数学问题的最后一步通常是检查答案。“start working”是开始工作,在“make a plan”之后应该不是马上开始工作。“give up”是放弃,“do nothing”是什么都不做,都不符合解决问题的逻辑。反馈 收藏 ...
n, and x represent the number we want to find. We call such shorthand versions of stated problems equations, or symbolic sentences. Equations such as x + 3 = 7 are first-degree equations, since the variable has an exponent of 1. The terms to the left of an equals sign make up the ...
The steps to solve a math problem are as follows: analyze the problem, make a plan, execute the plan. What comes after execute the plan? A. analyze the problem again B. make a new plan C. check the result D. do nothing 相关知识点: ...
indicates that it is much more efficient to spend time preparing a mental roadmap of the problem before even start attempting to give an answer. From many points of view, that could be considered one of the few infalible techniques that will help you with solving your math problems ...
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In this lesson, we will discuss how to mentally solve multi-step math problems. You can solve the math problems provided in two easy steps. We will complete a few examples for practice. Lesson Quiz Course 285views Using math is not only necessary in life, but it can be fun, too. It...
In the last section we translated word sentences into equations. Now, we will solve a variety of word problems. The following steps are suggested. To solve a word problem: Represent each quantity you want to find as a word phrase.
百度试题 结果1 题目5. There are several steps (step) to solve the math problem. 相关知识点: 试题来源: 解析 答案见上 反馈 收藏
•Readingmathproblems(Skill67,p294)•Organizingdata(Skill68,p296)•Selectingoperations&solvingequations(Skill69,p298)•Evaluatinganswers(Skill70,p300)MainPoint#2:ProblemDetectionofSpecialProblemSolvingNeeds • ••• Formaldetection Tellifstudentscanorcannotsolveproblems,butdonottellwhereerrors...