86
Term 3
Look at the numbers in the orange shaded blocks.
What pattern do you see?
Count in threes from 703 to 799. What comes after 745 when you count in threes?
Count backwards in fives from 799 to 903. What comes before 766 when you count backwards?
Complete the number sequences.
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703; 706; 709; ; ; |
799; 796; 793; ; ; |
Add or subtract three.
1. Add three to the given number. We did the first one for you.
| a. 766 + 3 = 769 |
| b. 766 | c. 783 | d. 756 | e. 713 | f. 790 |
2. Subtract three from the given number. We have done the first one for you.
| a. 766 – 3 = 763 |
| b. 763 | c. 789 | d. 756 | e. 713 | f. 799 |
3. What happens when you add or subtract three to or from the numbers above?
Look at the blue circles on the number board.
a. What do you notice about these circles?
b. Extend the following number sequences:
704; 707; 710; ; ; |
779; 776; 773; ; ; |
773; 776; 779; ; ; |
782; 785; 788; ; ; |
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779; 782; 785; ; ; |
Fill in the correct number in each circle on these number lines.
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I have a 3-digit number.
The first digit is 7, the next digit is two more than seven,
and the last digit is seven less than seven.
Now count forward in threes from this number. What number do you get?
