Los de erbijsom en erafsom tot 1.000 op
In de mix
|
1.
674 + 0 =
3
4
674
2
|
2.
74 + 523 =
3
4
2
597
|
3.
595 + 272 =
867
2
3
4
|
4.
745 – 654 =
91
2
4
3
|
|
5.
827 + 13 =
2
4
3
840
|
6.
157 – 78 =
4
79
2
3
|
7.
982 + 12 =
4
994
2
3
|
8.
419 + 149 =
3
2
568
4
|
|
9.
153 – 105 =
2
4
48
3
|
10.
102 + 214 =
3
2
316
4
|
11.
53 + 67 =
4
3
120
2
|
12.
452 + 288 =
740
4
2
3
|
|
13.
577 – 483 =
2
3
94
4
|
14.
219 + 652 =
2
3
4
871
|
15.
433 + 459 =
4
892
2
3
|
16.
149 + 111 =
260
3
4
2
|
|
17.
115 + 524 =
3
639
2
4
|
18.
140 – 63 =
4
3
2
77
|
19.
981 + 18 =
3
999
4
2
|
20.
803 + 188 =
2
991
4
3
|