جمع و طرح الأعداد النسبية
DESCRIPTION
جمع و طرح الأعداد النسبيةTRANSCRIPT
•
7 -7
9 + 5 = 14-9 + -5 = -14
• -3 + -5 =
• 4 + 7 =
• (+3) + (+4) =
• -6 + -7 =
• 5 + 9 =
• -9 + -9 =
-8
-18
14
-13
7
11
•
-9 + +5 =9 - 5 = 4 = - 4
•3 + -5 =
• -4 + 7 =
• (+3) + (-4) =
• -6 + 7 =
•5 + -9 =
• -9 + 9 =
-25 – 3 = 2
0
-4
1
-1
3
9 – 9 = 0
9 – 5 = 4
7 – 6 = 1
4 – 3 = 1
7 – 4 = 3
0 1 2 3 4 5 6-1-2-3-4-5-6
+-
0 1 2 3 4 5 6-1-2-3-4-5-6
+
-
+3 + -5 = -2
0 1 2 3 4 5 6-1-2-3-4-5-6
+
-
+6 + -4 = +2
0 1 2 3 4 5 6-1-2-3-4-5-6+
-
+3 + -7 = -4
0 1 2 3 4 5 6-1-2-3-4-5-6
-
+
-3 + +7 = +4
0 1 2 3 4 5 6-1-2-3-4-5-6
-
+
-5 + +3 = +4
0 1 2 3 4 5 6-1-2-3-4-5-6-
+
-2 + +8 = +6
0 1 2 3 4 5 6-1-2-3-4-5-6
-
+
-5 + +2 = -3
0 1 2 3 4 5 6-1-2-3-4-5-6
-
-
-4 + -2 = -6
0 1 2 3 4 5 6-1-2-3-4-5-6
-
-
-2 + -3 = -5
0 1 2 3 4 5 6-1-2-3-4-5-6
-
-
-1 + -4 = -5
0 1 2 3 4 5 6-1-2-3-4-5-6
-
-
-4 + -1 = -5
0 1 2 3 4 5 6-1-2-3-4-5-6
+
+
4 + 1 = 5
0 1 2 3 4 5 6-1-2-3-4-5-6
+
+
3 + 2 = 5
0 1 2 3 4 5 6-1-2-3-4-5-6
+
+
1 + 5 = 6