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
0.250 mcg.250 mcg.25 mcg0.25 mcg

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. 10.250 mcg
  2. 2.250 mcg
  3. 3.25 mcg
  4. 40.25 mcg
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
0.33099 mL? mLround to 0.01 mL

Practice exercise (made-up values, not clinical guidance). A dose calculation for a small injection gives 0.33099 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?

0.33099 mL
x = mL
4.Medium
94969810010210410635363738394041°F°C102.2 °F? °C

Practice exercise (made-up values, not clinical guidance). A patient’s temperature is 102.2 °F. Convert it to degrees Celsius T with °C = (°F − 32) × 5/9. Round to one decimal place.

102.2 °F
T = °C
5.Hard
2 tsp · 2/day · 10 d? × 150 mL1 tsp = 5 mL

Practice exercise (made-up values, not clinical guidance). A prescription reads 2 tsp of an oral suspension every 12 hours for 10 days. The suspension comes in 150 mL bottles. Using 1 tsp = 5 mL, how many whole bottles N must be supplied so the course is complete?

2 tspevery 12 hours10 days150 mL1 tsp = 5 mL
N =
6.Hard
00:0017:1507:35t = ?

Practice exercise (made-up values, not clinical guidance). An infusion starts at 17:15 and finishes at 07:35 the next morning (24-hour clock). How many minutes t did it run?

17:1507:35
t = min

Answer key

  1. 1. 0.25 mcg
  2. 2. x = 100 mcg
  3. 3. x = 0.33 mL
  4. 4. T = 39 °C
  5. 5. N = 2
  6. 6. t = 860 min

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