Reken de erbijsom en erafsom tot 1.000 uit
In de mix
|
1.
612 + 75 =
4
2
3
687
|
2.
506 + 10 =
3
4
2
516
|
3.
783 + 28 =
3
4
811
2
|
4.
628 + 334 =
4
2
962
3
|
|
5.
447 + 372 =
4
2
819
3
|
6.
154 – 59 =
3
2
4
95
|
7.
235 + 351 =
2
3
586
4
|
8.
855 + 34 =
4
2
889
3
|
|
9.
74 + 136 =
3
2
4
210
|
10.
687 + 116 =
3
803
2
4
|
11.
718 + 80 =
3
798
4
2
|
12.
527 – 321 =
4
3
206
2
|
|
13.
840 – 387 =
453
4
3
2
|
14.
76 + 673 =
3
4
2
749
|
15.
424 – 259 =
4
165
2
3
|
16.
319 – 228 =
4
2
3
91
|
|
17.
402 + 79 =
2
481
3
4
|
18.
228 – 41 =
187
2
3
4
|
19.
149 – 0 =
149
2
3
4
|
20.
465 + 134 =
2
599
3
4
|