Conversions/Math for Exams Flashcards
Kilo (k)
1000
Centi (c)
.01
Milli (m)
.001
Micro (mc)
.000001
Larger to smaller
Multiply
Smaller to larger
Divide
1 pound = ? oz
16 oz
1 Tbsp = ? tsp
3
1 oz = ? tsp = ? Tbsp
6 tsp; 2 Tbsp
1 c = ? tsp = ? Tbsp = ? oz
48 tsp; 16 Tbsp; 8 oz
1 pt = ? tsp = ? Tbsp = ? C = ? oz
96 tsp; 32 Tbsp; 2 c; 16 oz
1 tsp = ? mL
5 mL
1 Tbsp = ? mL
15 mL
1 oz = ? mL
30
1 c = ? mL
240 mL
1 pt = ? mL
480 mL
T/F
Always covert lbs to kg and round to the tenths place
True
Lbs / ? = kg
2.2
Kg x ? = lbs
2.2
What category based on measurement do you not round?
Keep as an Exact Number
Intake and Output (I&O)
Adult Medications Scored Tablets
Rounding Rule
Calculate to the 10ths
Adult Medications Scored Tablets
After rounding, it is administered as
a half or a whole
What types of drugs do you not CRUSH OR DIVIDE?
Unscored
Extended-release Tablets
Enteric-coated Tablets
Capsules
What is the rounding rule for drugs you are not allowed to crush or divide?
10ths place, but give to the nearest whole number
If medication dosing is not specified, what are the rounding rules?
Greater than 1: round to the nearest tenth
#.#
Less than 1: round to the nearest hundredth
0.##
Adult Meds Liquid Oral
Rounding
Calculate to the 100th
Adult Meds Liquid Oral
Administration after rounding
Nearest 10th
Adult Meds All Solids, non-oral
Rounding
Calculate to the 10th
Adult Meds All Solids, non-oral
Administration after rounding
Administer to nearest whole #
Children’s Meds unless specified differently
Round to hundredths
Weight-based Dosages (Pounds to Kilograms Formula)
2.2 lbs. = 1 kg
Weight-based Dosages (Rounding)
tenths
Therapeutic index X mg - X mg
not always based on weight
