Oefenen met erbij en eraf tot 1.000
In de mix
|
1.
992 + 6 =
2
4
998
3
|
2.
714 + 203 =
4
2
3
917
|
3.
986 + 5 =
991
3
4
2
|
4.
100 + 323 =
4
423
3
2
|
|
5.
800 – 579 =
2
3
4
221
|
6.
941 – 388 =
2
4
3
553
|
7.
15 – 14 =
1
2
3
4
|
8.
90 + 402 =
492
3
2
4
|
|
9.
931 + 24 =
955
2
3
4
|
10.
647 + 271 =
918
3
4
2
|
11.
343 + 383 =
4
3
726
2
|
12.
980 + 17 =
2
3
997
4
|
|
13.
977 + 1 =
2
978
4
3
|
14.
465 – 118 =
2
4
3
347
|
15.
210 – 88 =
122
2
4
3
|
16.
435 – 288 =
4
147
2
3
|
|
17.
485 – 264 =
4
2
3
221
|
18.
422 – 182 =
4
2
3
240
|
19.
776 – 5 =
3
2
4
771
|
20.
509 – 374 =
135
2
4
3
|