Nursing math & unit conversions worksheet with answers

Free printable Nursing math & unit conversions worksheet: 6 problems from easy to exam level, with an answer key. Print it or save it as a PDF.

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Name: ____________________   Date: ____________

1.Easy
36.2 kg1 kg = 2.2 lbm = ? lb

Practice exercise (made-up values, not clinical guidance). A patient weighs 36.2 kg. Using 1 kg = 2.2 lb, find the weight m in pounds. Round to one decimal place.

36.2 kg1 kg = 2.2 lb
m = lb
2.Easy
kg× 1000g× 1000mg× 1000mcg0.1 mg?

Practice exercise (made-up values, not clinical guidance). Convert 0.1 mg to mcg: find x.

0.1 mg1 mg = 1000 mcg
x = mcg
3.Medium
1234567891011126:40 AM?07:4006:4005:4018:40

Practice exercise (made-up values, not clinical guidance). A dose is charted at 6:40 AM. Which entry is the same time on the 24-hour clock? Click it.

6:40 AM
  1. 107:40
  2. 206:40
  3. 305:40
  4. 418:40
4.Medium
0.65602 mL? mLround to 0.01 mL

Practice exercise (made-up values, not clinical guidance). A dose calculation for a small injection gives 0.65602 mL. The rule in this exercise is that volumes below 1 mL are rounded to the nearest hundredth of a mL. What value x do you record?

0.65602 mL
x = mL
5.Hard
00:0019:4002:05t = ?

Practice exercise (made-up values, not clinical guidance). An infusion starts at 19:40 and finishes at 02:05 the next morning (24-hour clock). How many hours t did it run? Give the answer in hours as a decimal, rounded to two decimal places.

19:4002:05
t = h
6.Hard
10 mcg/min? mg/h1 h = 60 min1 mg = 1000 mcg

Practice exercise (made-up values, not clinical guidance). An infusion delivers 10 mcg/min. Express this dose rate D in mg/h.

10 mcg/min1 h = 60 min1 mg = 1000 mcg
D = mg/h

Answer key

  1. 1. m = 79.6 lb
  2. 2. x = 100 mcg
  3. 3. 06:40
  4. 4. x = 0.66 mL
  5. 5. t = 6.42 h
  6. 6. D = 0.6 mg/h

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