79
Term 3
What can you tell about the numbers in the
orange shaded blocks?
Count in fives from 705 to 800. What comes after 720 when you count in fives?
Count backwards in fives from 800 to 705. What comes before 730 when you count backwards?
Complete the number sequences.
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725; 730; 735; ; ; |
800; 795; 790; ; ; |
Add or subtract five.
1. Add five to the given number. We did the first one for you.
| a. 760 + 5 = 765 |
| b. 725 | c. 780 | d. 755 | e. 715 | f. 790 |
| a. 765 – 5 = 760 |
2. Subtract five from the given number. We did the first one for you.
| b. 760 | c. 785 | d. 750 | e. 715 | f. 790 |
3. What happens when you add or subtract five from the numbers above?
Look at the red circles on the number board.
a. What do you notice about these circles?
b. Extend the following number sequences:
703; 708; 713; ; ; |
722; 727; 732; ; ; |
753; 758; 763; ; ; |
714; 719; 724; ; ; |
701; 706; 711; ; ; |
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 one more than seven, and the last digit is five less than seven.
Now count forward in fives from this number. What number do you get?
