❤️

Sottrai a 20


(1) Resta los números

10

-

3

= _____

14

-

1

= _____

16

-

10

= _____

14

-

3

= _____

16

-

7

= _____

11

-

1

= _____

12

-

6

= _____

10

-

3

= _____

10

-

2

= _____

18

-

8

= _____

10

-

6

= _____

15

-

2

= _____

20

-

3

= _____

10

-

3

= _____

20

-

1

= _____

(2) Resta los números y comprueba con la suma

16 - 3 = ___ porque 13 + 3 = _______
12 - 10 = ___ porque = _____________
10 - 6 = ___ porque = _____________
10 - 1 = ___ porque = _____________
16 - 3 = ___ porque = _____________
11 - 1 = ___ porque = _____________
14 - 3 = ___ porque = _____________
10 - 8 = ___ porque = _____________
14 - 2 = ___ porque = _____________
18 - 7 = ___ porque = _____________

(3) Calcula

,,,,
,,,,,,,,
,,
10 + 5 = __
15 - 5 = __
10 + 9 = __
19 - 9 = __
10 + 3 = __
13 - 3 = __
,,,,,
,,,,,,,
,,,
10 + 6 = __
16 - 6 = __
10 + 8 = __
18 - 8 = __
10 + 4 = __
14 - 4 = __

Podijelite vježbu: