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Calcul mental (2) en moins de 5 secondes
2ème quiz du calcul mental en - de 5 secondes !
door gogosrfc
5 kwesties
1.
8 x 1000 =
a
0,0008
b
8000
c
80000
d
800
2.
9 x 4 =
a
54
b
27
c
36
d
43
3.
87 - 9 =
a
98
b
78
c
74
d
79
4.
78 + 8 =
a
86
b
70
c
96
d
88
5.
48/8 =
a
8
b
9
c
10
d
6
1:b
2:c
3:b
4:a
5:d
