Public learning track
12-Hour and 24-Hour Time, Elapsed Time, and Calendar Arithmetic
5th Grade · Math · Open Global Math
8 lessons
Goal
Convert between 12-hour and 24-hour time notations, calculate complex elapsed time across time boundaries, and perform multi-step calendar arithmetic.
Featured Diagrams
Converting Between 12-Hour and 24-Hour Clock Times
8 lessons
0 of 8 done
- 1Converting Between 12-Hour and 24-Hour Clock TimesUp nextStart
- 2Reading and Interpreting Timetables in 24-Hour TimePremiumNot started yet
- 3Calculating Elapsed Time Across Midnight and Meridian BoundariesNot started yet
- 4Converting Compound Time Units with Fractions and DecimalsNot started yet
- 5Converting Between Days, Weeks, Months, and Leap YearsNot started yet
- 6Calculating Dates Across Months and YearsNot started yet
- 7Calculating Durations and Intervals in Calendar ProblemsNot started yet
- 8Solving Multi-Step Word Problems Involving Time ConversionsNot started yet
Curriculum Framework
5th Grade · Math · Open Global Math
1
11 lessons
Advanced Metric Conversions: Length, Mass, and Capacity
Master converting across standard and extended metric units including decimeters, decagrams, and metric tons, and solve complex multi-step problems.
2
8 lessons
Metric Area and Volume Conversions
Convert between square and cubic metric units including ares and hectares and solve real-world spatial measurement problems.
3
8 lessons
Metric and Customary Unit Equivalences
Estimate, compare, and convert between metric and customary units of length, mass, and capacity using benchmark conversions.
4
8 lessons
12-Hour and 24-Hour Time, Elapsed Time, and Calendar Arithmetic
Convert between 12-hour and 24-hour time notations, calculate complex elapsed time across time boundaries, and perform multi-step calendar arithmetic.
5
8 lessons
Speed, Distance, Time, and Rates of Motion
Calculate speed, distance, and travel time using standard units (km/h, m/s, mph) and solve motion word problems.
6
8 lessons
Temperatures, Integers in Measurement, and Multi-Step Money Calculations
Read positive and negative temperatures on Celsius and Fahrenheit scales, calculate temperature differences, and solve multi-step money calculations.