I can recognise the use of an empty box symbol to stand in for an unknown number and can find the unknown number.
Standard detail
Depth 1Parent ID: 45F0577C575B425C8F474474A3DECC1EStandard set: Level 5
Original statement
Quick facts
- Statement code
- Standard ID
- 061C46F145564DE9867C5827D03B4AAB
- Subject
- Mathematics
- Ancestor IDs
- 45F0577C575B425C8F474474A3DECC1E
- Source document
- Learning Out
- License
- CC BY 4.0 US