1H04.5-1 Uitwerkingen ............................................................................................................
1 |
b.
|
5 + -2 = 5 - 2 = 3 |
4 + -11 = 4 - 11 = -7 |
-2 + -6 = -2 - 6 = -8 |
c.
|
12 + -5 = 12 - 5 = 7 |
4 + -4 = 4 - 4 = 0 |
2 + -7 = 2 - 7 = -5 |
-4 + -2 = -4 - 2 = -6 |
d.
|
7 + -3 = 7 - 3 = 4 |
-2 + -7 = -2 - 7 = -9 |
9 + -12 = 9 - 12 = -3 |
-4 + -4 = -4 - 4 = -8 |
2 |
47 + -123 = -76 122 + -38 = 84 51 + -45 = 6 -423 + -142 = -565
3 |
2 + -3 + -2 = -2 + -3 + -2 + 3 =
2 - 3 - 2 = -3 -2 - 3 - 2 + 3 = -4
4 + -1 + 3 + -2 = -4 + 4 + -2 + 3 =
4 - 1 + 3 - 2 = 4 -4 + 4 - 2 + 3 = 1
1H03.5-2Uitwerkingen .............................................................................................................
4 |
b. | 5 - -2 = 5 … 2 = …… |
4 - -11 = 4 … 11 = …… |
-2 - -6 = -2 … 6 = …… |
c. | 12 - -5 = 12 + 5 = 17 |
4 - -4 = 4 + 4 = 8 |
d. | 7 - -3 = 7 + 3 = 10 |
-2 - -7 = -2 + 7 = 5 |
5 |
47 - -123 = 170 -122 - -38 = -84 51 - -45 = 96
6 |
-7 + …… = -15 -17 + …… = 0
-7 + - 8 = -15 -17 + 17 = 0
9 - …… = -12 51 - …… = - 40
9 - 3 = -12 51 - - 11 = - 40
-6 - …… = -3 -82 - …… = -70
-6 - - 3 = -3 -82 - - 12 = -70
-11 + …… = 15 13 + …… = -30
-11 + 26 = 15 13 + - 43 = -30
1H03.5-3 Uitwerkingen ........................................................................................................
7 |
a. | positief x positief = positief |
negatief : positief = negatief | |
positief x negatief = negatief | |
negatief : negatief = positief |
b. |
3 x 5 = 15 |
-30 : 5 = -6 |
3 x -8 = -24 |
-15 : -5 = 3 |
c. | 18 : -3 = -6 | -24 x -2 = 48 | -42 : -7 = 6 | -8 x 4 = -32 |
8 |
-7 x -3 = 21 7 x -3 = -21
2 x -7 = -14 -2 x -12 = 24
-1 x – 4 = 4 3 x -125 = -375
9 |
-7 x 2 = -14 -1 x -7 = 7
9 x 3 = 27 -5 x 0 = 0
10 |
64 -72 = 15 | -70 : -10 = 7 |
94 - 1 = 6560 | -40 : 5 = -8 |
16 - 32 = 7 | -27 : -9 = 3 |
113 = 1331 | -24 : 4 = -6 |