MA3-NSM-01 selects and uses the appropriate unit and device to measure the masses of objects MA3-NSM-02 measures and compares duration, using 12- and 24-hour time and am and pm notation
Prior Knowledge
Mass: Convert between common metric units of mass
- Convert between kilograms and grams and between kilograms and tonnes
- Solve problems involving different units of mass
Time: Solve problems involving duration, using 12- and 24-hour time
- Use start and finish times to calculate the elapsed time of events
- Add and subtract time mentally using bridging strategies
- Round answers to time calculations to the nearest minute or hour
- Represent commonly used time intervals as decimals
- Solve a variety of problems involving duration, including where times are expressed in 12-hour and 24-hour notation