Erbij en eraf tot 1.000
In de mix
|
1.
17 – 10 =
7
1
|
2.
378 – 251 =
2
127
|
3.
49 + 239 =
288
2
|
4.
101 – 13 =
88
2
|
|
5.
983 + 11 =
994
2
|
6.
839 – 740 =
99
2
|
7.
170 – 50 =
120
2
|
8.
121 + 470 =
591
2
|
|
9.
120 + 715 =
835
2
|
10.
700 + 6 =
2
706
|
11.
973 – 669 =
2
304
|
12.
598 + 388 =
986
2
|
|
13.
426 – 107 =
2
319
|
14.
161 + 365 =
2
526
|
15.
628 + 282 =
2
910
|
16.
5 – 0 =
1
5
|
|
17.
887 + 98 =
985
2
|
18.
463 – 9 =
454
2
|
19.
634 + 195 =
829
2
|
20.
17 + 132 =
149
2
|