Calcul mental

1. 4 + 6 x 5 =
   • 50
   • 34
2. 9 - 8 + 2 x 6 - 6 x 1,5 =
   • 18
   • 4
3. 4,5 x 3 - 3 x 0,5 =
   • 0
   • 12
4. 2 + (15 x 3 - 3) ÷ 10 =
   • 6.2
   • 4.8
5. (5 + 4) x 7 - 7 x (15 - 3 x 4) =
   • 42
   • 1 108
6. 5 x (3 x 2 - 5) x 4 + 24 ÷ (1 + 3 x 3) =
   • 381
   • 22.4
7. 6 + 42 : 6 - 4 x 3 =
   • 1
   • 10
   • 0
8. 17 - 5 - 2 + 1 =
   • 20
   • 11
   • 10
9. (36 : 2) x 3 + 3 =
   • 57
   • 50
   • 54
10. (4 + 1) x [ 27 - (5 + 3 x 4) ] =
    • 49
    • 50
    • 51
11. 2 + 3 x 4 + 1 =
    • 10
    • 15
    • 20
12. 3 + 3 x 5 - 1 =
    • 12
    • 17
    • 19
13. 36 : 3 x 4 - 3 =
    • 45
    • 12
    • 0
14. 3 x 7 - 6 : 2 =
    • 16
    • 18
    • 20
15. 3 x 84 : 6 : 2 x 3 =
    • 60
    • 63
    • 66

• Created 28/05/2017
• Published 28/05/2017
• Amended 28/05/2017
• Difficulty Average
• Questions 15
• Theme Scientific

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