Prénom : ... Date : ...
(11)
3 + 2 + 1 = 6 3 + 2 + 5 = 10 5 + 5 + 10 = 20
4 + 4 + 7 = 15 10 + 5 + 15 = 30 20 + 5 + 25 = 50
70 + 5 + 25 = 100 25 + 25 + 50 = 100 50 + 50 + 50 = 150
• Calcule et complète :
4 + 2 + 5 = 11 10 + 5 + 10 = 25
+ + + + + + + +
6 + 4 + 1 = 11 5 + 10 + 5 = 20
+ + + + + + + +
5 + 3 + 2 = 10 10 + 5 + 10 = 25
= = = = = = = =
15 + 9 + 8 = 32 25 + 20 + 25 = 70
6 + 7 + 9 = 22 10 + 7 + 3 = 20
+ + + + + + + +
3 + 4 + 1 = 8 6 + 10 + 5 = 21
+ + + + + + + +
10 + 8 + 2 = 20 4 + 9 + 10 = 23
= = = = = = = =
19 + 19 + 12 = 50 20 + 26 + 18 = 64
8 + 5 + 4 = 17 8 + 8 + 8 = 24
+ + + + + + + +
4 + 10 + 7 = 21 9 + 9 + 9 = 27
+ + + + + + + +
8 + 5 + 6 = 19 10 + 10 + 10 = 30
= = = = = = = =
20 + 20 + 17 = 57 27 + 27 + 27 = 81
• Complète :
- 15 17 19 21 23 25 27 29 31 33
- 67 69 71 73 75 77 79 81 83 85
- 48 50 52 54 56 58 60 62 64 66
- 35 40 45 50 55 60 65 70 75 80