Reken de erbijsom en erafsom tot 1.000 uit
In de mix
|
1.
8 – 4 =
3
4
1
2
|
2.
179 – 77 =
3
2
4
102
|
3.
137 + 323 =
4
3
2
460
|
4.
259 + 58 =
4
2
3
317
|
|
5.
702 – 550 =
4
152
3
2
|
6.
403 + 184 =
2
3
587
4
|
7.
129 + 396 =
2
525
4
3
|
8.
342 – 263 =
4
3
79
2
|
|
9.
565 – 521 =
44
3
2
4
|
10.
233 – 232 =
4
2
1
3
|
11.
188 + 18 =
3
206
4
2
|
12.
945 – 664 =
3
281
2
4
|
|
13.
697 + 254 =
951
3
4
2
|
14.
943 + 35 =
4
2
978
3
|
15.
137 + 529 =
4
2
666
3
|
16.
127 + 609 =
2
3
4
736
|
|
17.
694 – 534 =
4
2
3
160
|
18.
839 + 141 =
4
2
980
3
|
19.
535 – 189 =
3
346
4
2
|
20.
2 + 278 =
280
2
4
3
|