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**7th Grade Math Unit 1 Integers
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Terms in this set (17)
Absolute Value
Distance a number is from zero on a number line
Additive inverse
Pair of numbers whose sum is zero
Algebraic Expression
Mathematical phrase made up of numbers, operational symbols and variables
Integers
Whole numbers and their opposites
Numerical Expression
Mathematical phrase involving numbers and operation symbols
Rational Numbers
Set of numbers that can be written as a fraction
Variable
Letter that represents a number
Equivalent
Having the same value
Sum
Answer to an addition problem
Quotient
Answer to a division problem
Product
Answer to a multiplication problem
Difference
Answer to a subtraction problem
Simplify
Finding the smallest denominator for a fraction.
Equation
Mathematical sentence that contains an equals sign.
Evaluate
Solve the problem
Estimate
A careful guess
Number Line
Diagram that represents numbers as points on a line.
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Verified questions
MATH
Which elements of the set of natural numbers are also irrational numbers?
MATH
Mrs. Patel's class is counting the legs on a boy, a mouse, and a spider. The boy has 2 legs. The mouse has twice as many legs as the boy. The spider has twice as many legs as the mouse. Which number sentence shows how many legs the spider has? A 2 × 3 = 6 B 2 × 2 × 2 = 8 C 4 × 3 = 12 D 4 × 4 = 16
MATH
The sum of 3 times a number and 2 is the same as the difference of the number and 4. Find the number.
MATH
Alma borrows money from her mom to buy a $150 bike. She gives her mom$40 at the time of purchase and continues to pay her $10 each month until the bike is paid in full. Alma wrote this equation to represent the amount y that she will have paid her mom after x months. Equation: y = 40x + 10 Is her equation correct? How did she get that equation? If it is not correct, write a correct equation.