Determine each difference without using a number line. a. 3.1 2 (23.3) b. 28.3 2 8.8 c. 42.5 2 45.6 d. 228.4 2 (279.5)

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step-by-step explanation:

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answer: 5 17/33 % (to the tenth)

step-by-step explanation:

he guessed: 34.5 pounds

actual weight is 32.7

there for he is off:

34.5 -32.7 = 1.8

32.7 is the 100%

1.8 represents %? of 32.7

therefore:

32.7   - 100%

1.8     -     x%

x= 1.8*100%/32.7% = 18*100%/327%

x=1800%/327%   = (5 165/327)%

to the tenth:

5 17/33 %