Reken de erbijsom en erafsom tot 1.000 uit
In de mix
|
1.
611 – 229 =
4
2
3
382
|
2.
474 + 314 =
2
788
4
3
|
3.
285 – 158 =
4
2
127
3
|
4.
20 – 7 =
2
1
3
13
|
|
5.
331 – 13 =
318
4
2
3
|
6.
119 + 144 =
2
3
4
263
|
7.
927 – 389 =
538
2
3
4
|
8.
984 – 719 =
4
265
2
3
|
|
9.
837 – 261 =
2
576
4
3
|
10.
546 + 297 =
843
4
3
2
|
11.
212 + 91 =
2
3
4
303
|
12.
67 – 39 =
3
28
2
4
|
|
13.
46 – 8 =
4
3
2
38
|
14.
62 + 916 =
2
978
4
3
|
15.
631 + 276 =
2
907
4
3
|
16.
739 + 183 =
4
922
3
2
|
|
17.
619 – 505 =
4
2
3
114
|
18.
407 – 294 =
2
3
113
4
|
19.
862 + 28 =
3
2
4
890
|
20.
982 – 117 =
2
3
865
4
|