Nursing Unit Conversion Practice Questions
72 questions in this topic · free · worked solutions included
mg↔mcg, g↔mg, L↔mL, lb↔kg, household measures and intake totals. Conversions are the silent killer — most wrong answers on other topics are really conversion errors.
Every dosage exam assumes instant, error-free metric conversion.
Try 10 practice questions
Q1. Order: 0.25 mg.
How many mcg is this?
Show answer & worked solution
Answer: 250 mcg
1Conversion factor: 1 mg = 1,000 mcg
2Multiply: 0.25 × 1,000
3Answer: 250 mcg
⚠ Common mistake: Moving the decimal the wrong direction.
Q2. Order: 0.5 mg.
How many mcg is this?
Show answer & worked solution
Answer: 500 mcg
1Conversion factor: 1 mg = 1,000 mcg
2Multiply: 0.5 × 1,000
3Answer: 500 mcg
⚠ Common mistake: Moving the decimal the wrong direction.
Q3. Order: 0.125 mg.
How many mcg is this?
Show answer & worked solution
Answer: 125 mcg
1Conversion factor: 1 mg = 1,000 mcg
2Multiply: 0.125 × 1,000
3Answer: 125 mcg
⚠ Common mistake: Moving the decimal the wrong direction.
Q4. Order: 0.75 mg.
How many mcg is this?
Show answer & worked solution
Answer: 750 mcg
1Conversion factor: 1 mg = 1,000 mcg
2Multiply: 0.75 × 1,000
3Answer: 750 mcg
⚠ Common mistake: Moving the decimal the wrong direction.
Q5. Order: 0.3 mg.
How many mcg is this?
Show answer & worked solution
Answer: 300 mcg
1Conversion factor: 1 mg = 1,000 mcg
2Multiply: 0.3 × 1,000
3Answer: 300 mcg
⚠ Common mistake: Moving the decimal the wrong direction.
Q6. Order: 0.05 mg.
How many mcg is this?
Show answer & worked solution
Answer: 50 mcg
1Conversion factor: 1 mg = 1,000 mcg
2Multiply: 0.05 × 1,000
3Answer: 50 mcg
⚠ Common mistake: Moving the decimal the wrong direction.
Q7. Order: 1.5 mg.
How many mcg is this?
Show answer & worked solution
Answer: 1500 mcg
1Conversion factor: 1 mg = 1,000 mcg
2Multiply: 1.5 × 1,000
3Answer: 1,500 mcg
⚠ Common mistake: Moving the decimal the wrong direction.
Q8. Order: 0.4 mg.
How many mcg is this?
Show answer & worked solution
Answer: 400 mcg
1Conversion factor: 1 mg = 1,000 mcg
2Multiply: 0.4 × 1,000
3Answer: 400 mcg
⚠ Common mistake: Moving the decimal the wrong direction.
Q9. Order: 0.625 mg.
How many mcg is this?
Show answer & worked solution
Answer: 625 mcg
1Conversion factor: 1 mg = 1,000 mcg
2Multiply: 0.625 × 1,000
3Answer: 625 mcg
⚠ Common mistake: Moving the decimal the wrong direction.
Q10. Order: 0.2 mg.
How many mcg is this?
Show answer & worked solution
Answer: 200 mcg
1Conversion factor: 1 mg = 1,000 mcg
2Multiply: 0.2 × 1,000
3Answer: 200 mcg
⚠ Common mistake: Moving the decimal the wrong direction.
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