Tientallen plus tientallen tot aan het tiental

Erbijsommen

Oefening 1
1.	17 + 73 =
2.	78 + 22 =
3.	23 + 67 =
4.	52 + 28 =
5.	53 + 27 =
6.	53 + 37 =
7.	88 + 12 =
8.	12 + 58 =
9.	74 + 26 =
10.	16 + 24 =

Oefening 2
1.	18 + 82 =
2.	28 + 12 =
3.	17 + 73 =
4.	87 + 13 =
5.	85 + 15 =
6.	67 + 13 =
7.	87 + 13 =
8.	67 + 23 =
9.	26 + 64 =
10.	67 + 33 =

Oefening 3
1.	37 + 33 =
2.	32 + 68 =
3.	36 + 24 =
4.	48 + 52 =
5.	48 + 32 =
6.	52 + 38 =
7.	44 + 26 =
8.	13 + 57 =
9.	86 + 14 =
10.	54 + 16 =

Oefening 4
1.	86 + 14 =
2.	75 + 15 =
3.	18 + 82 =
4.	58 + 22 =
5.	17 + 13 =
6.	38 + 32 =
7.	53 + 47 =
8.	85 + 15 =
9.	87 + 13 =
10.	73 + 17 =

Tientallen plus tientallen tot aan het tiental
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	17 + 73 =	90
2.	78 + 22 =	100
3.	23 + 67 =	90
4.	52 + 28 =	80
5.	53 + 27 =	80
6.	53 + 37 =	90
7.	88 + 12 =	100
8.	12 + 58 =	70
9.	74 + 26 =	100
10.	16 + 24 =	40

Oefening 2
1.	18 + 82 =	100
2.	28 + 12 =	40
3.	17 + 73 =	90
4.	87 + 13 =	100
5.	85 + 15 =	100
6.	67 + 13 =	80
7.	87 + 13 =	100
8.	67 + 23 =	90
9.	26 + 64 =	90
10.	67 + 33 =	100

Oefening 3
1.	37 + 33 =	70
2.	32 + 68 =	100
3.	36 + 24 =	60
4.	48 + 52 =	100
5.	48 + 32 =	80
6.	52 + 38 =	90
7.	44 + 26 =	70
8.	13 + 57 =	70
9.	86 + 14 =	100
10.	54 + 16 =	70

Oefening 4
1.	86 + 14 =	100
2.	75 + 15 =	90
3.	18 + 82 =	100
4.	58 + 22 =	80
5.	17 + 13 =	30
6.	38 + 32 =	70
7.	53 + 47 =	100
8.	85 + 15 =	100
9.	87 + 13 =	100
10.	73 + 17 =	90