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
129.9 kg1 kg = 2.2 lbm = ? lb

Practice exercise (made-up values, not clinical guidance). A patient weighs 129.9 kg. Using 1 kg = 2.2 lb, find the weight m in pounds. Round to one decimal place.

129.9 kg1 kg = 2.2 lb
m = lb
2.Easy
0.750 mg0.75 mg.750 mg.75 mg

Practice exercise (made-up values, not clinical guidance). All of these entries on a medication record are meant as the same dose. Which one follows the safe-writing rules for zeros and abbreviations? Click it.

  1. 10.750 mg
  2. 20.75 mg
  3. 3.750 mg
  4. 4.75 mg
3.Medium
127.0603 kg? kground to 0.1 kg

Practice exercise (made-up values, not clinical guidance). A weight conversion gives 127.0603 kg. The rule in this exercise is that weights are rounded to the nearest tenth of a kilogram. What value x do you record?

127.0603 kg
x = kg
4.Medium
1234567891011125:25 AM?04:2506:2505:2517:25

Practice exercise (made-up values, not clinical guidance). A dose is charted at 5:25 AM. Which entry is the same time on the 24-hour clock? Click it.

5:25 AM
  1. 104:25
  2. 206:25
  3. 305:25
  4. 417:25
5.Hard
3 mcg/kg/min? mg/h54 kg1 h = 60 min1 mg = 1000 mcg

Practice exercise (made-up values, not clinical guidance). An order reads 3 mcg/kg/min for a patient who weighs 54 kg. Express the dose rate D in mg/h. Round to two decimal places.

3 mcg/kg/min54 kg
D = mg/h
6.Hard
½ tsp · 2/day · 14 d? mL1 tsp = 5 mL

Practice exercise (made-up values, not clinical guidance). A prescription reads ½ tsp of an oral suspension every 12 hours for 14 days. Using 1 tsp = 5 mL, how many mL V are needed for the whole course?

½ tspevery 12 hours14 days1 tsp = 5 mL
V = mL

Answer key

  1. 1. m = 285.8 lb
  2. 2. 0.75 mg
  3. 3. x = 127.1 kg
  4. 4. 05:25
  5. 5. D = 9.72 mg/h
  6. 6. V = 70 mL

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