Oefenen met erbij en eraf tot 1.000
In de mix
|
1.
266 – 174 =
2
92
4
3
|
2.
306 – 211 =
3
4
95
2
|
3.
285 – 7 =
2
278
3
4
|
4.
191 + 184 =
4
2
375
3
|
|
5.
388 + 358 =
746
4
2
3
|
6.
195 – 182 =
3
1
13
2
|
7.
670 – 398 =
272
4
3
2
|
8.
759 – 750 =
1
2
9
3
|
|
9.
646 – 597 =
3
4
49
2
|
10.
271 + 325 =
596
2
3
4
|
11.
308 – 146 =
4
162
2
3
|
12.
717 – 437 =
4
3
2
280
|
|
13.
976 + 5 =
4
2
981
3
|
14.
246 – 242 =
2
4
1
3
|
15.
40 – 40 =
3
0
2
4
|
16.
253 + 459 =
712
3
2
4
|
|
17.
970 + 2 =
2
3
972
4
|
18.
325 – 288 =
4
3
2
37
|
19.
986 + 6 =
2
3
992
4
|
20.
748 + 123 =
2
3
871
4
|