Computational Skills Practice Problems WHOLE NUMBERS

INSTRUCTIONS:

Read each problem carefully and click the ? next to the correct answer.

A DETAILED SOLUTION is provided for each problem to show the steps required to obtain the correct answer.

Check your score when you finish the exercise.

To re-start the exercise, click your browser's Refresh button.

If you still have questions about this problem, and you are presently taking Math 011 at Union County College, please see a math tutor in the Academic Learning Center (ALC).
Click here for the ALC home page and tutoring hours.

Lynn received grades of 78, 84, 91, and 75. What is her average?
1. 77
2. 79
3. 82
4. 85
  
  DETAILED SOLUTION
100,062 ÷ 918 =
1. 190
2. 107 R. 29
3. 108 R. 10
4. 109
  
  DETAILED SOLUTION
A homeowner wants to build a fence around a yard that measures 50 feet wide by 70 feet long. How many feet of fencing will he need?
1. 240 feet
2. 3500 feet
3. 200 feet
4. 95 feet
  
  DETAILED SOLUTION
200 x 7,000 =
1. 14,900,000
2. 14,000
3. 49,000,000
4. 1,400,000
  
  DETAILED SOLUTION
What number do you have to add to 17 to get 100?
1. 83
2. 93
3. 117
4. 89
  
  DETAILED SOLUTION
During the semester, Maria took three tests and received grades of 75, 90, & 85. What grade will she have to get on the fourth test to have an average of 80?
1. 80
2. 75
3. 70
4. 72
  
  DETAILED SOLUTION
(1 + 3)² + 7(4) ÷ 4 =
1. 9
2. 11
3. 23
4. 15
  
  DETAILED SOLUTION
12,000 + 2 + 700 − 10 =
1. 31,000
2. 12, 692
3. 12,712
4. 12,702
  
  DETAILED SOLUTION
21 + 12 ÷ 3 − 9 • 2 =
1. 7
2. 4
3. 29
4. 32
  
  DETAILED SOLUTION
What number, when multiplied by 17, results in a product of 187?
1. 11
2. 10
3. 204
4. 170
  
  DETAILED SOLUTION