Mathematics Grade 10 15 min

Put assorted decimals, fractions, and mixed numbers in order

Put assorted decimals, fractions, and mixed numbers in order

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1

Introduction & Learning Objectives

Learning Objectives Convert any fraction, mixed number, or percentage into its decimal equivalent with a specified degree of precision. Compare any two numbers in different formats (e.g., a fraction and a decimal) by establishing a common representation. Justify the ordering of a set of rational numbers using a number line or by proving inequalities. Construct a logically sequenced argument to order a set of at least five assorted numbers from least to greatest or greatest to least. Analyze and evaluate the efficiency of different comparison strategies (e.g., converting to decimals vs. finding a common denominator). Apply logical deduction to place an irrational number, such as π or √2, within an ordered set of rational numbers. You're a scientist comparing experimental...
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Key Concepts & Vocabulary

TermDefinitionExample Rational NumberAny number that can be expressed as a quotient or fraction p/q of two integers, where the denominator q is not zero.0.75 can be expressed as 3/4. The integer 5 can be expressed as 5/1. Mixed NumberA number consisting of an integer and a proper fraction. It represents the sum of the two parts.4 1/2 represents the sum 4 + 1/2. Improper FractionA fraction in which the numerator is greater than or equal to the denominator, representing a value greater than or equal to 1.9/2 is the improper fraction equivalent of 4 1/2. Common RepresentationA uniform format used to compare different types of numbers. The most common representations are decimals or fractions with a common denominator.To compare 3/4 and 0.8, you can convert 3/4 to its decimal representation,...
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Core Formulas

Mixed Number to Improper Fraction Conversion A \frac{b}{c} = \frac{A \times c + b}{c} To convert a mixed number into an improper fraction, multiply the whole number (A) by the denominator (c), add the numerator (b), and place the result over the original denominator (c). This is a key step before finding a common denominator. Fraction to Decimal Conversion \frac{a}{b} = a \div b To convert any fraction into its decimal form, perform the division of the numerator (a) by the denominator (b). This is the most universal strategy for creating a common representation for comparison. The Trichotomy Property For any two real numbers a and b, exactly one of the following is true: a < b, a = b, or a > b. This fundamental property of logic and number systems guarantees th...

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Sample Practice Questions

Easy
Which decimal is equivalent to the mixed number 7 1/5?
A.7.1
B.7.2
C.7.5
D.7.02
Easy
Which of the following inequality statements is true?
A.3/4 > 0.8
B.1/2 < 0.45
C.0.6 > 5/8
D.1/3 < 0.34
Easy
Which statement correctly compares -2.75 and -2.5?
A.-2.75 > -2.5
B.-2.75 = -2.5
C.-2.75 < -2.5
D.The relationship cannot be determined.

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