Reken de erbijsom en erafsom tot 1.000 uit
In de mix
|
1.
83 + 408 =
2
4
3
491
|
2.
185 + 609 =
4
3
794
2
|
3.
843 – 352 =
4
2
3
491
|
4.
131 – 99 =
2
4
3
32
|
|
5.
145 + 243 =
4
2
388
3
|
6.
604 + 363 =
3
967
2
4
|
7.
125 – 82 =
2
3
4
43
|
8.
854 + 3 =
2
4
3
857
|
|
9.
154 – 69 =
85
4
3
2
|
10.
596 + 155 =
4
751
2
3
|
11.
300 – 187 =
113
3
2
4
|
12.
718 – 103 =
3
2
4
615
|
|
13.
63 – 50 =
13
3
2
1
|
14.
611 – 535 =
76
4
3
2
|
15.
504 + 103 =
607
3
4
2
|
16.
43 – 14 =
2
4
29
3
|
|
17.
392 + 215 =
3
2
607
4
|
18.
994 + 3 =
2
3
4
997
|
19.
189 + 65 =
3
254
2
4
|
20.
5 – 0 =
5
3
2
1
|