Prénom : ... Date : ...
(15)
5 + 5 + 5 = 15 7 + 7 + 7 = 21 10 + 5 + 10 = 35
10 + 25 + 10 = 45 25 + 10 + 25 = 60 15 + 25 + 15 = 55
25 + 50 + 25 = 100 50 + 100 + 50 = 200
75 + 50 + 75 = 200
• Calcule et complète :
20 + 10 + 20 = 50 22 + 14 + 18 = 54
+ + + + + + + +
10 + 15 + 10 = 35 16 + 20 + 12 = 48
+ + + + + + + +
20 + 10 + 20 = 50 17 + 16 + 25 = 58
= = = = = = = =
50 + 35 + 50 = 135 55 + 50 + 55 = 135
20 + 21 + 26 = 67 30 + 19 + 18 = 67
+ + + + + + + +
23 + 28 + 24 = 75 19 + 18 + 17 = 54
+ + + + + + + +
22 + 27 + 25 = 74 18 + 17 + 16 = 51
= = = = = = = =
65 + 76 + 75 = 216 67 + 54 + 51 = 172
20 + 15 + 20 = 55 25 + 22 + 28 = 75
+ + + + + + + +
25 + 20 + 25 = 70 29 + 23 + 20 = 72
+ + + + + + + +
15 + 25 + 20 = 60 21 + 27 + 22 = 70
= = = = = = = =
60 + 60 + 65 = 185 75 + 72 + 70 = 217
• Complète :
- 13 23 33 43 53 63 73 83 93 103
- 25 45 65 85 105 125 145 165 185 205
- 15 30 45 60 75 90 105 120 135 150
- 48 57 66 75 84 93 102 111 120 129