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
L× 1000mL50 mL?

Practice exercise (made-up values, not clinical guidance). Convert 50 mL to L: find x.

50 mL1 L = 1000 mL
x = L
2.Easy
.50 mg0.50 mg0.5 mg.5 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. 1.50 mg
  2. 20.50 mg
  3. 30.5 mg
  4. 4.5 mg
3.Medium
5 ft 6 in1 ft = 12 in1 in = 2.54 cmh = ? cm

Practice exercise (made-up values, not clinical guidance). A patient is 5 ft 6 in tall. Using 1 ft = 12 in and 1 in = 2.54 cm, find the height h in centimetres, to the nearest whole centimetre.

5 ft 6 in1 ft = 12 in1 in = 2.54 cm
h = cm
4.Medium
9 lb 12 oz? kg1 lb = 16 oz1 kg = 2.2 lb

Practice exercise (made-up values, not clinical guidance). A newborn weighs 9 lb 12 oz. Using 1 lb = 16 oz and 1 kg = 2.2 lb, find the weight m in kilograms. Round to two decimal places.

9 lb 12 oz1 lb = 16 oz1 kg = 2.2 lb
m = kg
5.Hard
1 tbsp · 4/day · 14 d? × 100 mL1 tbsp = 15 mL

Practice exercise (made-up values, not clinical guidance). A prescription reads 1 tbsp of an oral suspension every 6 hours for 14 days. The suspension comes in 100 mL bottles. Using 1 tbsp = 15 mL, how many whole bottles N must be supplied so the course is complete?

1 tbspevery 6 hours14 days100 mL1 tbsp = 15 mL
N =
6.Hard
6 mcg/min? mg/h1 h = 60 min1 mg = 1000 mcg

Practice exercise (made-up values, not clinical guidance). An infusion delivers 6 mcg/min. Express this dose rate D in mg/h.

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

Answer key

  1. 1. x = 0.05 L
  2. 2. 0.5 mg
  3. 3. h = 168 cm
  4. 4. m = 4.43 kg
  5. 5. N = 9
  6. 6. D = 0.36 mg/h

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