Back to Number Bases: Converting to and from Base 10 — Problem 5 · Task Set 7

Exercises: Number Bases — Converting to and from Base 10

Work through each section in order. Show your work where indicated. In base $b$, the only valid digits are $0$ through $b-1$.

Grade 7·18 problems·~30 min·Uganda NCDC Primary 7 Mathematics·lesson·whole-numbers-03

Work through problems with immediate feedback

Fluency Practice

$Repeated-division chain converting 82 to base 5, with remainders 2, 1, 3 top to bottom and an upward arrow showing they are read bottom to top as 312$

Convert $82$ to base 5 using repeated division. What is the result?

$312_5$

$213_5$

$321_5$