Reken de erbijsom en erafsom tot 1.000 uit
In de mix
|
1.
235 + 192 =
2
4
3
427
|
2.
439 – 354 =
2
3
85
4
|
3.
740 + 104 =
3
2
4
844
|
4.
754 + 191 =
4
2
3
945
|
|
5.
488 + 120 =
608
3
4
2
|
6.
537 + 38 =
4
575
3
2
|
7.
530 + 24 =
554
4
3
2
|
8.
374 – 342 =
32
2
4
3
|
|
9.
515 – 291 =
2
224
3
4
|
10.
438 + 328 =
2
3
766
4
|
11.
783 – 636 =
2
3
147
4
|
12.
927 + 68 =
3
995
4
2
|
|
13.
158 + 835 =
3
993
2
4
|
14.
526 + 388 =
914
3
4
2
|
15.
136 – 100 =
4
36
3
2
|
16.
457 + 321 =
778
2
3
4
|
|
17.
274 + 628 =
2
3
4
902
|
18.
973 + 11 =
4
984
3
2
|
19.
902 + 27 =
4
929
3
2
|
20.
464 + 248 =
4
712
3
2
|