Reken de erbijsom en erafsom tot 1.000 uit
In de mix
|
1.
316 + 103 =
2
4
419
3
|
2.
967 – 658 =
3
4
2
309
|
3.
297 + 115 =
412
3
2
4
|
4.
369 – 95 =
3
4
274
2
|
|
5.
46 – 43 =
2
3
1
4
|
6.
374 – 85 =
289
4
3
2
|
7.
706 – 606 =
4
100
2
3
|
8.
321 – 56 =
2
4
3
265
|
|
9.
868 + 89 =
4
957
3
2
|
10.
734 – 701 =
4
3
33
2
|
11.
310 – 167 =
3
143
2
4
|
12.
783 – 693 =
3
2
4
90
|
|
13.
558 + 281 =
4
2
839
3
|
14.
129 – 34 =
4
95
3
2
|
15.
352 + 614 =
3
2
4
966
|
16.
410 – 15 =
3
2
4
395
|
|
17.
534 – 159 =
2
3
4
375
|
18.
301 – 250 =
51
4
2
3
|
19.
454 – 116 =
4
338
3
2
|
20.
641 + 229 =
4
870
2
3
|