Oefenen met erbij en eraf tot 1.000
In de mix
|
1.
147 + 579 =
2
4
3
726
|
2.
464 – 87 =
377
2
4
3
|
3.
141 – 78 =
63
3
2
4
|
4.
966 – 965 =
1
4
2
3
|
|
5.
849 + 62 =
2
3
4
911
|
6.
704 + 187 =
2
3
891
4
|
7.
672 – 9 =
2
3
4
663
|
8.
118 + 362 =
2
480
3
4
|
|
9.
296 + 197 =
2
3
493
4
|
10.
29 – 4 =
3
25
4
2
|
11.
546 + 231 =
4
3
777
2
|
12.
337 + 643 =
3
4
980
2
|
|
13.
119 + 297 =
416
4
3
2
|
14.
87 + 206 =
2
3
4
293
|
15.
447 – 349 =
4
3
2
98
|
16.
802 – 159 =
3
4
643
2
|
|
17.
372 – 252 =
3
2
4
120
|
18.
971 + 27 =
3
2
998
4
|
19.
69 + 713 =
4
782
3
2
|
20.
564 – 474 =
2
3
4
90
|