Math week 4 test 3&4 - MAT115 Test 2 Chapters 3 and 4...

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MAT115 Test 2 Chapters 3 and 4 25 problems – 4 points each 100 points possible Name:_____Cynthia Collins ________________ Date:______8-22-10________________ Solve all problems and attach your solutions document in the assignment section. Remember to show all steps and check your work carefully. Problem Remember to simplify all answers Grading Comments 1. Add. Write the answer in lowest terms. 3 5 8 8 + ANSWER: 3+5=8 Lowest terms 8/8 2. Add. Write the answer in lowest terms. 4 3 35 28 + ANSWER: 4 x7=28 3x7=21 28/140 +21/140=49/140 3. Add. Write the answer in lowest terms. 15 1 12 1 9 1 + + ANSWER: 9x20=180 12x15=180 15x12=180 20/180 15/180 12/180=47/180 4. Subtract. Write the answer in lowest terms. 17 11 24 24 - ANSWER: 17+11=28/24 5. Find the least common multiple of 24 and 48. Ms.J. Webb Page 1 MAT 115
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ANSWER: LCM is 240 , which is the multiple of the highest power of prime factors in the given numbers (2 4 x 3 x 5). 6.
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This note was uploaded on 08/28/2011 for the course AED 204 204,222 taught by Professor N/a during the Spring '11 term at University of Phoenix.

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Math week 4 test 3&4 - MAT115 Test 2 Chapters 3 and 4...

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