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Name:_________________________ Date:____________ a Evaluate each expression. Show your work! Part I 1) 5 2 2) 10 5 2 8 3) -9 + 7 4) .29 + (-6) 5) 10 – 1.3 6) -12 – 4 7) -8 + (-16) – (-5) 8) -9 + (-12) + 3 9) 16 – (-6) + 4 10) 7 – (- 5) +16 11) 7 3 + 10 5 12) 15 7 5 9 Name:_________________________ Date:____________ a 13) -9 + 5 - (-1.5) 14) 31 + (-5) – 43 15) 8 – 1.2 16) -12 – 2 + 17) -15 + (-1.6) – (-3) – 10 19) 15 – (y) + x when x = -1 and y = -5 21) b 7 a when a= -7 and b = 5 18) 3 10 -8 + (-11) + 2 20) x – 8 – y when x = 3 and y = 4 22) a – b – c when a= 4, b= -6, c=2 Name:_________________________ Date:____________ a 23) ab 25) 24) (ab) 2 c 5(-.31) 26) (-41)(-8) 27) -6.6 3 28) - 35 - 7 29) (-5)(-9)(3) 30) 5(-41) 31) (-11)(-7) 32) -420 2 33) - 48 - 3 34) (-6)(-.6)(2) when a= -3 and b = 5 when a= 2, b= -4, c=9 Name:_________________________ Date:____________ a Part II Write < or > between each pair of numbers. 35.) -7 -6 36.) 2 -8 37.) -10 0 38.) -5 -7 40.) 11 69 39.) 7 8 2 Write each fraction or mixed number as a decimal 1) 9 4 4) 6 2) 2 7 8 5) 5 9 10 3 3) 10 6 6) 2 3 5 Name:_________________________ Date:____________ a Write each decimal as a fraction or mixed number in simplest form 7) 0.8 8) 2. 3 9) 2.25 10) - 5.875 11) 0. 2 12) 3.75 Use <, >, = to make a true sentence 13) - 3 5 - 16) - 3.2 2 3 - 3.22 14) 4.4 17) - 1 5 4 - 2 5 15) 2. 93 2 5 18) Multiply. Write in simplest form. 19) 1 3 3 5 21) -1 2 2 2 3 5 20) 2 3 10 12 22) 4 5 25 16 2 8 2.9 3 1 4 Name:_________________________ Date:____________ a 23) 1 3 1 7 5 Divide. Write in simplest form. 3 9 25) 4 12 27) 3 6 5 24) 1 8 26) -4 28) 4 35 5 8 3 3 -2 8 4 5 15 18 24 Name:_________________________ Date:____________ a 29) 8 1 3 3 3 4 30) 3 6 7 21 Tell where the following is an irrational number, a rational number, a real number, a natural number, or an integer (some number may have more than one answer). 32) 24 33) -5 3 34) 3.134 35) .55555555 Name:_________________________ Date:____________ a