l>writing one procedure equations, expressions, statements

writing one-operation equations, expressions, statements|Intro |Of & and also |of exercises | |add, subtract |multiply, division |the value of ... |exercises|

Intro
prior to this page, the reader must haveRead that & and concerning the usage of these words in math expressions.Two numbers -- One Operation: enhancement & Subtraction This passage presents words pertained to each of the basic operations. The leader should already be familiar with these words but, links have actually been provided in case a evaluation is desired. Below are words connected with addition or subtraction. The paper definition is the vital to the icons needed, not words itself. Examples follow the list. wordsalgebraic symbolsreasontwo diminished by a number 2 - x begin with 2, do it smallera number diminished by two x - 2 start with a number, do it smallertwo less than a number x - 2 start with a number, do it smallerfour much more than a number x + 4 or 4 + x start with a number, include 4the difference between 6 and a number 6 - x subtract, beginning with 6subtract 4 from a number x - 4 starting with a number, subtract 4the amount of 4 and a number x + 4 or 4 + x add to get a sumthe opposite of the amount of a number and three-(x+3) or -(3+x) take it sum, take it opposite of sum It might be convenient for the leader to use the technique the author used in creating the factor column. Think of the word expression together a task to be completed by a computation. Identify the to work needed. Think exactly how one would start and, then think that what would should be done to finish the job described. Notification the offers of the preposition "of" in the critical example. Preposition phrases break up the expressions right into pieces. Those beginning with "of" are debated on the critical page. Below, notice how the prepositional phrases, in blue, which begin with by, between, from, and also than, do it much easier to research the phrase and also determine where to start and what to do.wordsalgebraic symbolsreasontwo diminished by a number 2 - x start with 2, make it smallera number lessened by 2 x - 2 start with a number, do it smallertwo less than a number x - 2 start with a number, make it smallerfour much more than a number x + 4 or 4 + x begin with a number, include 4the difference between 6 and also a number 6 - x subtract, starting with 6subtract 4 from a number x - 4 beginning with a number, subtract 4the amount of 4 and also a number x + 4 or 4 + x include to acquire a sumthe opposite of the amount of a number and also three-(x+3) or -(3+x) take it sum, take it opposite that sum additional information is discovered in a preposition phrases. The preposition "from" is practically always a tip-off the subtraction is required. Often, the wanted mathematical expression starts through what is in the "from" preposition phrase. Multiplication & Division right here are words associated with multiplication or division. The paper definition is the key to the symbols needed, not the word itself. Remember, the word and is a signal the there room two or much more ideas, not that addition is required. Remember, to use prepositional and also other unit volume to break up the expression in stimulate to recognize what is required.Examples monitor the list. wordsalgebraic symbolsreasonthe product of two and a number 2x or 2(x) multiplya 3rd of the amount of a number and also two (x + 2)/3 start with the sum, take a third of itdouble the difference in between 6 and also a number 2(6-x) begin with the difference, multiply by 2triple the amount of four, five, and also a number 3(4 + 5 + x) start with the sum, multiply by 3the value of 4 nickels 4(5) or 5+5+5+5, etc. Four fives or 5 four timesthe value of part nickels 5x main point 5 time a number The last example may it is in HARD. Usage the table below to examine the reason an ext clearly. The worth of x nickels is 5x. The value of some nickels is 5x. Variety of nickelsvalue that nickels 1   5(1) = 5 2   5(2) = 10 3   5(3) = 15 4   5(4) = 20 x   5(x) = 5x ExercisesI. Create the expression/equation then examine the answer. Note: Your browser may print the answers v spaces that space not ment to it is in there.1.) the square of 5 Answers5²2.) the square of five subtracted from a number Answersx - 5²3.)the the opposite of a number Answers-x4.) six less than fifty percent of a number Answersx/2 - 6 or .5x - 6 5.) the product that a number and also four Answers4(x) or 4x or (4)(x)6.) a number lessened by fiveAnswersx - 5 7.) five less 보다 a number Answersx - 5 8.) Ten is 5 less than a number. Answers10 = x - 5 9.) A number is less than five.Answersx See extr info ~ above these.10.) one much less than a number Answersx - 111.) one much less than a twin a number Answers2x - 112.) the contrary of the amount of a number and 12 Answers-(x + 12)13.) triple a number Answers3x14.) twice the amount of a number and also 1 Answers2(x + 1)III. Finish the table. Examine each answer.wordsalgebraic symbols1. Answersone less than a number  x - 12. The sum of six and dual a number Answers6 + 2x or 2x + 63. Dual the amount of six and also a number Answers2(x + 6)4. The amount of three consecutive integersAnswers an initial + 2nd + third(x) + (x + 1) + (x + 2) 5. The product the 2 consecutive odd integers Answers(first)(second) (x)(x + 2) IV. Finish the table. Check each answer.wordsalgebraic symbols1. One more than a numberAnswersx + 1 or 1 + x 2. Answersone much less than a number or a number reduced by one x - 1 3. The product that a number and also 3 and a various numberAnswers3xy 4.


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Answersdouble a number or the product that a number and also two 2x5. Answersthe square of a number or a number multiplied by chin x2
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