
Subtracting integers
Presentation
•
Mathematics
•
7th Grade
•
Practice Problem
•
Medium
+4
Standards-aligned
PARIS MEEKY
Used 31+ times
FREE Resource
4 Slides • 7 Questions
1
Subtracting integers / Restar números enteros
Difference - means to subtract
Diferencia - significa restar
2
157 - 34
Cuando tienes dos números enteros positivos haces una resta normal.
Si el número mayor está delante, la respuesta será positiva.
Si el número mayor está detrás, la respuesta es negativa.
When you have two positive integers you do regular subtraction.
If the larger number is in front your answer will be positive
If the larger number is in the back the answer is negative
3
Multiple Choice
17 - 22 =
5
-5
39
-39
4
Multiple Choice
24 - 8 =
16
-32
32
-16
5
Multiple Choice
4 - 10 =
-14
6
14
-6
6
When you have one positive integer and one negative integer
If the negative integer is in front add the two integers and the answer will be negative
If the negative integer is in the back next to the subtraction sign, they both turn positive, and you add the two integers
Cuando tienes un entero positivo y otro negativo
Si el entero negativo está delante suma los dos enteros y la respuesta será negativa
Si el entero negativo está detrás, junto al signo de resta, ambos se vuelven positivos y sumas los dos enteros.
7
Multiple Choice
16 - (- 9) =
-7
11
15
25
8
Multiple Choice
- 10 - 4
-14
-6
14
6
9
Multiple Choice
28 - (-14) =
18
42
-42
-18
10
Triple-negative!!!
First deal with the two negative signs that are back to back and change them both to positive signs.
Subtract the absolute values of both numbers and keep the sign of the bigger number in the case 151.
¡¡¡Triple negativo!!!
Primero trata los dos signos negativos que están uno detrás del otro y cámbialos por signos positivos.
Resta los valores absolutos de ambos números y mantén el signo del número mayor en el caso 151.
11
Multiple Choice
-11 - (-4)
7
-15
-7
25
Subtracting integers / Restar números enteros
Difference - means to subtract
Diferencia - significa restar
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