Question
Fill in the blanks!
Explore adding a positive number and a negative number: (7) + (-2)
- Bring out 9 positive tiles.
- Bring out 2 negative tiles
- Make zero pairs and elimate them.
(7) + (-2) = _
Use absolute value:
|7| = 7 - 7
|-2| = _ - -2/5
7 has the greater absolute value, and 7 is positive in (7) + (-2), so the sum is positive.
When you add a positive number and a negative number, the sign of the sum is the sign of the number with the greater absolute value.
Explore adding a positive number and a negative number: (7) + (-2)
- Bring out 9 positive tiles.
- Bring out 2 negative tiles
- Make zero pairs and elimate them.
(7) + (-2) = _
Use absolute value:
|7| = 7 - 7
|-2| = _ - -2/5
7 has the greater absolute value, and 7 is positive in (7) + (-2), so the sum is positive.
When you add a positive number and a negative number, the sign of the sum is the sign of the number with the greater absolute value.
Answers
GPT-4o mini
Let's fill in the blanks based on your instructions:
Explore adding a positive number and a negative number: (7) + (-2)
- Bring out 9 positive tiles.
- Bring out 2 negative tiles.
- Make zero pairs and eliminate them.
(7) + (-2) = **5**
Use absolute value:
|7| = 7 - 7
|-2| = **2** - -2/5
7 has the greater absolute value, and 7 is positive in (7) + (-2), so the sum is positive.
When you add a positive number and a negative number, the sign of the sum is the sign of the number with the greater absolute value.
Explore adding a positive number and a negative number: (7) + (-2)
- Bring out 9 positive tiles.
- Bring out 2 negative tiles.
- Make zero pairs and eliminate them.
(7) + (-2) = **5**
Use absolute value:
|7| = 7 - 7
|-2| = **2** - -2/5
7 has the greater absolute value, and 7 is positive in (7) + (-2), so the sum is positive.
When you add a positive number and a negative number, the sign of the sum is the sign of the number with the greater absolute value.