Tientallen plus tientallen tot aan het tiental

Erbijsommen

Oefening 1
1.	88 + 12 =
2.	44 + 26 =
3.	81 + 19 =
4.	85 + 15 =
5.	44 + 16 =
6.	52 + 48 =
7.	83 + 17 =
8.	77 + 13 =
9.	12 + 78 =
10.	37 + 53 =

Oefening 2
1.	33 + 67 =
2.	47 + 33 =
3.	55 + 45 =
4.	34 + 56 =
5.	84 + 16 =
6.	33 + 47 =
7.	43 + 37 =
8.	21 + 49 =
9.	45 + 55 =
10.	48 + 22 =

Oefening 3
1.	74 + 26 =
2.	23 + 37 =
3.	84 + 16 =
4.	88 + 12 =
5.	66 + 34 =
6.	84 + 16 =
7.	23 + 57 =
8.	75 + 25 =
9.	64 + 36 =
10.	23 + 17 =

Oefening 4
1.	38 + 12 =
2.	87 + 13 =
3.	87 + 13 =
4.	82 + 18 =
5.	64 + 26 =
6.	16 + 14 =
7.	62 + 28 =
8.	56 + 24 =
9.	36 + 24 =
10.	41 + 19 =

Tientallen plus tientallen tot aan het tiental
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	88 + 12 =	100
2.	44 + 26 =	70
3.	81 + 19 =	100
4.	85 + 15 =	100
5.	44 + 16 =	60
6.	52 + 48 =	100
7.	83 + 17 =	100
8.	77 + 13 =	90
9.	12 + 78 =	90
10.	37 + 53 =	90

Oefening 2
1.	33 + 67 =	100
2.	47 + 33 =	80
3.	55 + 45 =	100
4.	34 + 56 =	90
5.	84 + 16 =	100
6.	33 + 47 =	80
7.	43 + 37 =	80
8.	21 + 49 =	70
9.	45 + 55 =	100
10.	48 + 22 =	70

Oefening 3
1.	74 + 26 =	100
2.	23 + 37 =	60
3.	84 + 16 =	100
4.	88 + 12 =	100
5.	66 + 34 =	100
6.	84 + 16 =	100
7.	23 + 57 =	80
8.	75 + 25 =	100
9.	64 + 36 =	100
10.	23 + 17 =	40

Oefening 4
1.	38 + 12 =	50
2.	87 + 13 =	100
3.	87 + 13 =	100
4.	82 + 18 =	100
5.	64 + 26 =	90
6.	16 + 14 =	30
7.	62 + 28 =	90
8.	56 + 24 =	80
9.	36 + 24 =	60
10.	41 + 19 =	60