Tientallen plus tientallen tot aan het tiental

Erbijsommen

Oefening 1
1.	33 + 47 =
2.	81 + 19 =
3.	21 + 19 =
4.	83 + 17 =
5.	11 + 49 =
6.	55 + 35 =
7.	86 + 14 =
8.	56 + 14 =
9.	67 + 23 =
10.	76 + 14 =

Oefening 2
1.	45 + 15 =
2.	76 + 14 =
3.	53 + 27 =
4.	27 + 13 =
5.	72 + 18 =
6.	16 + 84 =
7.	35 + 65 =
8.	41 + 29 =
9.	16 + 44 =
10.	41 + 49 =

Oefening 3
1.	14 + 26 =
2.	26 + 74 =
3.	82 + 18 =
4.	26 + 64 =
5.	45 + 15 =
6.	66 + 24 =
7.	12 + 38 =
8.	15 + 55 =
9.	62 + 18 =
10.	73 + 17 =

Oefening 4
1.	25 + 35 =
2.	85 + 15 =
3.	84 + 16 =
4.	46 + 54 =
5.	18 + 42 =
6.	15 + 55 =
7.	21 + 79 =
8.	85 + 15 =
9.	78 + 22 =
10.	83 + 17 =

Tientallen plus tientallen tot aan het tiental
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	33 + 47 =	80
2.	81 + 19 =	100
3.	21 + 19 =	40
4.	83 + 17 =	100
5.	11 + 49 =	60
6.	55 + 35 =	90
7.	86 + 14 =	100
8.	56 + 14 =	70
9.	67 + 23 =	90
10.	76 + 14 =	90

Oefening 2
1.	45 + 15 =	60
2.	76 + 14 =	90
3.	53 + 27 =	80
4.	27 + 13 =	40
5.	72 + 18 =	90
6.	16 + 84 =	100
7.	35 + 65 =	100
8.	41 + 29 =	70
9.	16 + 44 =	60
10.	41 + 49 =	90

Oefening 3
1.	14 + 26 =	40
2.	26 + 74 =	100
3.	82 + 18 =	100
4.	26 + 64 =	90
5.	45 + 15 =	60
6.	66 + 24 =	90
7.	12 + 38 =	50
8.	15 + 55 =	70
9.	62 + 18 =	80
10.	73 + 17 =	90

Oefening 4
1.	25 + 35 =	60
2.	85 + 15 =	100
3.	84 + 16 =	100
4.	46 + 54 =	100
5.	18 + 42 =	60
6.	15 + 55 =	70
7.	21 + 79 =	100
8.	85 + 15 =	100
9.	78 + 22 =	100
10.	83 + 17 =	100