Question | Answer |
4 x -5 = | -20 |
-14 ÷ -2 = | 7 |
6 + -2 | 4 |
5 - 7 | -2 |
8 - -3 | 11 |
-4 + -5 | -9 |
20 - -9 | 29 |
8 + 12 | 20 |
-7 + -3 | -10 |
-6 ÷ -6 | 1 |
-11 + 4 | -7 |
-9 ÷ 3 | -3 |
Describe 4 + -6 in a balloon situation. Also find the final answer. | A balloon at 4 gains 6 weight OR A balloon gains 4 heat then gains 6 weight. Answer: -2 |
Describe -3 - 7 in a balloon situation. Also find the final answer. | A balloon at -3 loses 7 heat OR A balloon gains 3 weight then loses 7 heat. Answer: -10 |
Describe -2 + 9 in a balloon situation. Also find the final answer. | A balloon at -2 gains 9 heat OR a balloon gains 2 weight then gains 9 heat. Answer: 7 |
Describe 5 - (-1) in a balloon situation. Also find the final answer. | A balloon at 5 loses 1 weight OR a balloon gains 5 heat then loses 1 weight. Answer: 6 |
A balloon gains 5 heat per minute for 3 minutes. Where does it end up? | 5 x 3 = 15 |
A balloon gains 6 weight per minute for 4 minutes. Where does it end up? | -6 x 4 = -24 |
When subtracting, if the smaller number is first, the answer will be ________ | negative |
When subtracting, if the larger number is first, the answer will be ________ | positive |
The meaning of addition is ________ | combining things together |
The meaning of subtraction is ________ | taking things away |
The meaning of multiplication is ______ | Combining identical groups |
The meaning of division is ______ | Splitting into equal groups |
5 is which of the following: whole number, integer, rational number (may be more than one of these) | whole number, integer, rational number |
0.3 is which of the following: whole number, integer, rational number (may be more than one of these) | rational number |
-8 is which of the following: whole number, integer, rational number (may be more than one of these) | integer, rational number |
-1.6 is which of the following: whole number, integer, rational number (may be more than one of these) | rational number |
0 is which of the following: whole number, integer, rational number (may be more than one of these) | whole number, integer, rational number |
-1 is which of the following: whole number, integer, rational number (may be more than one of these) | integer, rational number |
5/3 is which of the following: whole number, integer, rational number (may be more than one of these) | rational number |
The difference between integers and whole numbers is _______ | integers are allowed to be negative |