Grade
1
Guess My Rule: How Much?
![Inside the circle. The expressions 40 + 30, 90 minus 20, 60 + 10, and 7 tens. Outside the circle. The expressions 60 + 20, 70 minus 10, 5 tens, and 50 + 40.](/sites/default/files/styles/large/public/inline-images/unFyyDqVHHnfqy0y87k7P3yHVDzgySzrW3EOXTQp8n1PjiUNvY.png?itok=ZeNaxgmK)
- Some numbers belong in the circle, and some do not. What is the rule to be in the circle?
- Write at least one more example that belongs inside the circle.
- Write at least one more example that belongs outside the circle.
- Make your own rule like the one above. You can use the circle below or draw your own.
- Write some examples that belong inside your circle and some examples that belong outside your circle.
![circle outline with space to write the rule for my circle](/sites/default/files/styles/large/public/inline-images/jhdyMOZZIEHQG1wdWIvozXUAfTMObKV9vhJdraOd4PkkNMvPP9.png?itok=tnAeTQ-a)
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