Across
- 3. make mathematical calculations easier.
- 4. Group of 3 digits, separated by commas, are called periods. For example; ones, thousands, millions, billions so on
- 6. to arrange numbers from the biggest to smallest
- 7. are 10 digits in our number system,i.e. 0,1,2,3 4,5,6,7,8,9.
- 8. Each number is called a digit.
Down
- 1. A strategy that splits or regroups numbers into expanded form,
- 2. Value Chart The table shows each digit's position and the corresponding value in ones, tens, hundreds, and thousands places.
- 5. to arrange numbers from the smallest to the biggest