Reken de erbijsom en erafsom tot 1.000 uit
In de mix
|
1.
314 + 596 =
3
4
2
910
|
2.
658 + 94 =
4
752
3
2
|
3.
244 – 231 =
13
1
2
3
|
4.
450 + 524 =
4
2
3
974
|
|
5.
272 – 154 =
3
118
4
2
|
6.
995 + 2 =
997
4
2
3
|
7.
585 – 307 =
2
3
278
4
|
8.
485 – 328 =
4
2
3
157
|
|
9.
978 – 143 =
2
4
3
835
|
10.
277 – 170 =
3
4
107
2
|
11.
521 – 512 =
3
1
9
2
|
12.
293 + 637 =
930
2
4
3
|
|
13.
18 – 10 =
1
3
8
2
|
14.
166 – 48 =
4
2
3
118
|
15.
100 + 878 =
2
3
978
4
|
16.
678 + 30 =
708
2
4
3
|
|
17.
232 – 151 =
3
4
2
81
|
18.
171 – 55 =
3
116
2
4
|
19.
278 + 90 =
368
4
3
2
|
20.
111 – 13 =
4
98
2
3
|