Comparing and ordering rational numbers

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Presentation transcript:

Comparing and ordering rational numbers TeacherTwins©2014

Warm Up 2) Identify all sets to which each number belongs. 1). 7 8 1). 7 8 2). -45 3). 3.76 4). 28 14 5). Simplify the following fraction: 35 100 Rational number Rational number, integer Rational number Rational number, integer, whole number 𝟕 𝟐𝟎

Comparing and Ordering Rational Numbers Comparing Fractions Comparing Decimals

Comparing and Ordering Fractions

< > > > = > ½, 2/3, 5/6 3/8, 2/3, 3/4 Replace with >, <, or =. < > > > = > ½, 2/3, 5/6 3/8, 2/3, 3/4

Comparing and Ordering Decimals To compare decimals, line up the decimal points and compare the digits from left to right until you find different digits. Example: 0.726 ___ 0.724 the first digit that is different is 6 and 4 6>4 > Practice Use < , > or = to compare. 1). -0.245 _____ 0.124 2). 3.4567 ____ 3.45679 3). -4.56 _____ - 4.57 4). 0.98 ____ 0.980 < < > =

Closure A rational number is always an integer. Determine whether the following statement is true or false. Explain your reasoning. A rational number is always an integer. False, 𝟑 𝟓 is not a rational number.