MATH 212 Midterm: MATH212_ALL-SECTIONS_FALL2011_0000_MID_EXAM

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10 Jan 2019
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Math 212 fall 2011 exam 1a name______________________________________________: a. Use the listing method to find the gcf of 30 and 45. Use prime factorizations to find the lcm of 84 and 56. Show all work: answer each as true or false. explain or give a counterexample for each. Assume p is a prime counting number: if m and n are relatively prime then gcf(m, n) = 1, 27. 36. 511. 74. 173. 238 is a multiple of 100, plot 2/3 and 17/20 on the number line below. Subdivide intervals as needed to put each number on a tick mark. Be sure every number is located clearly with respect to its nearest neighbors and to the number line as a whole. 1: a student sketches the following diagram to illustrate the fraction 0. 351. Assume the entire large square represents one whole: sketch base ten blocks to represent each of the following, given the specific block assignment given.