Erbij en eraf tot 1.000
In de mix
|
1.
939 – 28 =
2
911
|
2.
520 – 121 =
399
2
|
3.
582 – 580 =
2
1
|
4.
443 – 283 =
160
2
|
|
5.
131 – 54 =
2
77
|
6.
865 – 240 =
2
625
|
7.
441 – 367 =
2
74
|
8.
590 + 338 =
928
2
|
|
9.
204 + 195 =
399
2
|
10.
354 – 290 =
64
2
|
11.
588 + 38 =
2
626
|
12.
688 – 567 =
2
121
|
|
13.
102 + 803 =
2
905
|
14.
793 + 165 =
2
958
|
15.
905 – 890 =
1
15
|
16.
137 – 87 =
2
50
|
|
17.
628 – 289 =
339
2
|
18.
175 + 323 =
498
2
|
19.
909 – 460 =
449
2
|
20.
102 + 94 =
2
196
|