Rekensommen met erbij en eraf tot 1.000
In de mix
|
1.
313 + 86 =
399
2
|
2.
599 – 479 =
120
2
|
3.
171 – 138 =
2
33
|
4.
486 + 313 =
799
2
|
|
5.
603 – 211 =
392
2
|
6.
246 – 30 =
2
216
|
7.
789 + 140 =
2
929
|
8.
265 + 104 =
2
369
|
|
9.
644 – 337 =
307
2
|
10.
109 + 790 =
899
2
|
11.
109 + 693 =
2
802
|
12.
194 – 135 =
2
59
|
|
13.
143 + 40 =
183
2
|
14.
203 – 76 =
2
127
|
15.
748 – 127 =
621
2
|
16.
528 + 18 =
2
546
|
|
17.
335 + 202 =
2
537
|
18.
796 – 445 =
351
2
|
19.
534 – 373 =
2
161
|
20.
704 – 36 =
668
2
|