Reken de erbijsom en erafsom tot 1.000 uit
In de mix
|
1.
51 + 94 =
2
3
145
4
|
2.
493 – 365 =
128
3
4
2
|
3.
415 + 173 =
3
2
4
588
|
4.
815 – 620 =
4
2
195
3
|
|
5.
35 + 101 =
2
4
3
136
|
6.
909 – 174 =
3
2
4
735
|
7.
755 + 196 =
951
4
3
2
|
8.
229 – 224 =
2
1
5
3
|
|
9.
433 – 367 =
3
2
66
4
|
10.
547 + 29 =
3
2
576
4
|
11.
302 + 318 =
620
2
4
3
|
12.
104 + 43 =
4
2
3
147
|
|
13.
479 – 59 =
420
3
4
2
|
14.
958 – 945 =
1
2
13
3
|
15.
19 – 8 =
11
2
1
3
|
16.
882 – 479 =
2
403
4
3
|
|
17.
734 + 16 =
3
2
4
750
|
18.
395 – 273 =
4
2
3
122
|
19.
600 + 391 =
991
3
2
4
|
20.
365 + 342 =
3
707
4
2
|