2.5 subtracting possitive and negative numbers using a number line

2.5 subtracting possitive and negative numbers using a number line

2.5 subtracting possitive and negative numbers using a number line.notebook
September 16, 2016
1
2.5 subtracting possitive and negative numbers using a number line.notebook
September 16, 2016
2
2.5 subtracting possitive and negative numbers using a number line.notebook
September 16, 2016
3
2.5 subtracting possitive and negative numbers using a number line.notebook
September 16, 2016
Soustraire des nombres entiers a l'aide
d'une droite numériques.
( +2) ­ (+9)=
­10
­9
­8
­7
­6
­5 ­4
­3
­2
­1
1
0
2
3
4
5
6
7
8
9
10
(­2) ­ (+9)=
­10
­9
­8
­7
­6
­5 ­4
­3
­2
­1
0
1
2
3
4
5
6
7
8
9
10
4
2.5 subtracting possitive and negative numbers using a number line.notebook
September 16, 2016
5 ­3 =
Que faut­il ajouter a 3 pour obtenir 5?
Il faut ajouter 2 a 3 pour obtenir 5.
Donc 5­3=2
(+5) ­ (­3)=
Que faut­il ajouter a ­3 pour obtenir +5?
8
­10
­9
­8
­7
­6
­5 ­4
­3
­2
­1
0
1
2
3
4
5
6
7
8
9
10
(+5) ­ (­3)= +8
5
2.5 subtracting possitive and negative numbers using a number line.notebook
September 16, 2016
p 73 Q1
p 74 Q3, 4 , 5, 6, 7, 12
6
2.5 subtracting possitive and negative numbers using a number line.notebook
September 16, 2016
7