 # Chapter1, sense and Algebraic thinking. By Joseph.

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Chapter1, sense and Algebraic thinking. By Joseph

Chapter 1 Review words  Whole Numbers  Place Value  Round  Sum  Difference  Product  Dividend  Divisor  Quotient Prerequisite skills  Identify the place value of the red digit.  Round the number to the place value of the red digit.  Find the sum, difference, product, or quotient.

Chapter 1 lesson 1 whole number operations Lesson 1 You add, subtract, multiply, and divide the whole numbers 250 25 32 + 39 x 39 - 12 -------- ------ ---- 50 divided by 2= Vocabulary  Whole Number  Sum  Difference  Product  Quotient

Lesson 1.2 whole number estimation 1.2  You round to estimate with whole numbers. Do this in tens and hundreds  358=  + 228=  ----------  Vocabulary  Leading Digit  Compatible  Numbers

Lesson1.3 Powers and exponents 1.3  You do the number how many times itself.  8^2= Vocabulary  Factor  Power  Base  Exponent

1.4 Order of Operations 1.4  You evaluate expressions using the order of operations.  9-7+8= Vocabulary  Numerical  Expression  Grouping  Symbols  Evaluate  Order of Operation

1.5 Variables and Expressions 1.5  You Evaluate expressions that involve variables. Evaluate the expression…  7+A if A=5 Vocabulary  Variable  Variable Expression

1.6 Equations and Mental Math 1.6  You solve equations using mental math…  Do this equation with mental math.  2+3=…….  Vocabulary  Equation  Solution  Solve

1.7 A Problem Solving Plan 1.7  You use a 4 step plan to solve many kinds of problems.  You bought a toy. You originally had \$222. Now you have \$ 121 bucks left. How much was the toy. Vocabulary  Verbal Model