Oefenen met erbij en eraf tot 1.000
In de mix
|
1.
350 + 617 =
4
967
2
3
|
2.
164 + 77 =
2
241
4
3
|
3.
177 – 91 =
86
2
4
3
|
4.
698 – 183 =
2
4
3
515
|
|
5.
132 – 66 =
4
66
3
2
|
6.
857 – 479 =
4
2
378
3
|
7.
321 – 216 =
4
2
3
105
|
8.
648 + 238 =
886
2
3
4
|
|
9.
222 – 221 =
2
3
1
4
|
10.
615 + 257 =
872
2
3
4
|
11.
514 + 93 =
2
3
607
4
|
12.
694 + 78 =
772
3
4
2
|
|
13.
212 + 681 =
4
3
2
893
|
14.
970 – 834 =
4
136
2
3
|
15.
715 – 708 =
7
3
1
2
|
16.
692 + 158 =
850
4
3
2
|
|
17.
805 – 117 =
2
3
4
688
|
18.
403 – 247 =
156
4
2
3
|
19.
149 – 92 =
3
2
4
57
|
20.
743 + 221 =
4
2
964
3
|