Maak de erbijsom en erafsom tot 1.000
In de mix
|
1.
489 + 62 =
551
2
|
2.
86 – 3 =
83
2
|
3.
261 – 208 =
2
53
|
4.
854 – 240 =
2
614
|
|
5.
895 – 389 =
2
506
|
6.
127 – 10 =
2
117
|
7.
853 – 274 =
2
579
|
8.
318 – 146 =
172
2
|
|
9.
302 + 379 =
681
2
|
10.
102 – 87 =
15
1
|
11.
138 + 220 =
358
2
|
12.
199 – 155 =
2
44
|
|
13.
215 + 49 =
2
264
|
14.
380 – 286 =
2
94
|
15.
540 + 161 =
701
2
|
16.
519 – 293 =
2
226
|
|
17.
80 + 496 =
576
2
|
18.
984 + 13 =
997
2
|
19.
322 – 315 =
1
7
|
20.
950 – 523 =
2
427
|