North St. Paul-Maplewood Oakdale / Overview
Rational / Irrational NumbersName: ________________________________ Date: ________Learning Target #1: I can identify rational and irrational numbers. (7.1.1.1) Learning Target #2: I recognize that every rational number can be written as a terminating or repeating decimal. (7.1.1.1)Classify each number below as either rational or irrational. If you believe your number is rational, prove your answer by writing it as a fraction. The first one is done for you.Rational or Irrational?Fraction?0.8Rational810 or 45-31040812130.350.33333… -9 3.4 2Directions: For each number shown, classify it as either rational or irrational, then tell whether or not it is terminating or repeating.(circle one) (circle one)11) -0.6rational or irrational terminating, repeating, or neither12) 100rational or irrational terminating, repeating, or neither13) 25rational or irrational terminating, repeating, or neither14) - 23 rational or irrational terminating, repeating, or neither15) 0.35217534… rational or irrational terminating, repeating, or neither16) Which of the following is equivalent to 38 ?a) 0.3b) 0.45c) 0.6d) 0.37517) Which of the following numbers is irrational?a) 0.252525…b) 0.875c) 0.3754152…d) -0.121212…18) Which of the following numbers is rational?a) 30b) 42c) 64d) -0.125374…18) Which of the following numbers is a terminating decimal?a) 12b) 78c) 511d) 0.81818181…Mixed Review Write each mixed number as an improper fraction.19) 435 20) -223 21) 1137Compare the numbers below using >, <, or =.22) -14 ______ -1223) |-5| _______ |-3|24) -3.2 _______ -32Place the numbers on the number line below.25) 3.526) 3.727) 4.828) 3.05543 ................
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