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Calcul Mental n°1
Questions basiques sur des calculs.
door james
10 kwesties
1.
18 + 33 = ?
a
43
b
52
c
51
d
50
2.
14 - 16 = ?
a
-2
b
-1
c
12
d
-3
3.
12^2 = ? ( ^ = puissance)
a
121
b
144
c
169
d
196
4.
1/2 x 6/2 = ?
a
6/2
b
1,5
c
6/5
d
7/2
5.
x + 15 = 3
a
x = -11
b
x = -12
c
x = 13
d
x = 1
6.
2^2 + 2^3 = ?
a
8
b
16
c
32
d
64
7.
(4-x)^2 = ?
a
X^2 + 4x + 16
b
X^2 + 8x + 4
c
X + 8x + 16
d
X^2 + 8x + 16
8.
1/0 = ?
a
1
b
0
c
Impossible
d
2
9.
1,2 - 3,6 = ?
a
-2,4
b
-2,3
c
2,5
d
3
10.
1^100000000000 = ?
a
1
b
100000000
c
1000000000
d
100000000000
1:c
2:a
3:b
4:b
5:b
6:c
7:d
8:c
9:a
10:a
