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Math
Arithmetic
Integer Rules
Flashcards
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Flashcards
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Test
Match
Terms in this set (20)
Adding - Signs are the same
Keep the sign and add
Adding - Signs are different
Keep sign of larger number and subtract
Subtracting Integers
Change the sign of second number and add (change minus to addition)
Multiplying - Answer is positive when multiplying
Numbers with the same sign
Multiplying - Answer is negative when multiplying
Numbers with different signs
Adding two positive numbers gives an answer that is
Positive
Adding two negative numbers gives an answer that is
Negative
2 + 4
6
2 + (-4)
-2
-2 + 4
2
2 - 5
-3
2 - (-5)
7
-2 - (-5)
3
3 * 4
12
-3 * 4
-12
Dividing Integers
Same as Multiplying Rules!
24 / 6
4
-24 / 6
-4
36 / -4
9
-7 * -8
56
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Verified questions
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$4.56 ÷ 3
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Find the slope, or rate of change for each situation. Be sure to show your work. Students are buying tickets for the fall dance. The student council keeps track of how many tickets they sell in one week. $$ \begin{array}{|l|c|c|c|c|c|} \hline {} & \text{Monday}& \text{Tuesday}& \text{Wednesday}& \text{Thursday}& \text{Friday}\\ \hline \text{Number of Tickets Sold} & 10 & 15 & 23 & 28 & 32\\ \hline \text{Amount Earned ($\$$)} & 50 & 75 & 115 & 140 & 16\\ \hline \end{array} $$
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Jana divided a sheet of paper into 5 equal sections and colored 2 of the sections red. What percent of the paper did she color?
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There are 125 second graders and 118 third graders at a museum. There are 249 more adults than students at the museum. How many adults are at the museum?
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