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جمع و طرح الأعداد النسبية
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آركام أمين
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جمع و طرح الأعداد النسبية
2.
• 7
-7
3.
9 + 5
= 14 -9 + -5 = -14
4.
• -3 +
-5 = -8 •4+7= 11 • (+3) + (+4) = 7 • -6 + -7 = -13 •5+9= 14 • -9 + -9 = -18
5.
•
-9 + +5 = 9-5=4 =-4
6.
• 3 +
-5 = 5–3=2 -2 • -4 + 7 = 7–4=3 3 • (+3) + (-4) = 4–3=1 -1 • -6 + 7 = 7–6=1 1 • 5 + -9 = 9–5=4 -4 • -9 + 9 = 9–9=0 0
7.
-
+ -6 -5 -4 -3 -2 -1 0 1 2 3 4 5 6
8.
+3 + -5
= -2 + -6 -5 -4 -3 -2 -1 0 1 2 3 4 5 6 -
9.
+6 + -4
= +2 + -6 -5 -4 -3 -2 -1 0 1 2 3 4 5 6 -
10.
+3 + -7
= -4 + -6 -5 -4 -3 -2 -1 0 1 2 3 4 5 6 -
11.
-3 + +7
= +4 - -6 -5 -4 -3 -2 -1 0 1 2 3 4 5 6 +
12.
-5 + +3
= +4 - -6 -5 -4 -3 -2 -1 0 1 2 3 4 5 6 +
13.
-2 + +8
= +6 - -6 -5 -4 -3 -2 -1 0 1 2 3 4 5 6 +
14.
-5 + +2
= -3 - -6 -5 -4 -3 -2 -1 0 1 2 3 4 5 6 +
15.
-4 + -2
= -6 - -6 -5 -4 -3 -2 -1 0 1 2 3 4 5 6 -
16.
-2 + -3
= -5 - -6 -5 -4 -3 -2 -1 0 1 2 3 4 5 6 -
17.
-1 + -4
= -5 - -6 -5 -4 -3 -2 -1 0 1 2 3 4 5 6 -
18.
-4 + -1
= -5 - -6 -5 -4 -3 -2 -1 0 1 2 3 4 5 6 -
19.
4+1= 5
+ -6 -5 -4 -3 -2 -1 0 1 2 3 4 5 6 +
20.
3+2=5
+ -6 -5 -4 -3 -2 -1 0 1 2 3 4 5 6 +
21.
1+5= 6
+ -6 -5 -4 -3 -2 -1 0 1 2 3 4 5 6 +
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