2 + 2 = 4
1 + 1 + 2
X x 3 =27
X = 27 : 3
X = 9
2+2=4
1+1=2
Xx3=27
X =27:3
X =9
nhớ k nha:V
2 + 2 = 4
1 + 1 = 2
X x 3 = 27
X = 27 : 3
X = 9
#HT#
2+2=4
1+1=2
X x 3=27
x=27:3
x=9
2 + 2 = 4
1 + 1 = 2
X x 3= 27
x =9
2+2=4
1+1=2
X x 3 = 27
X =27: 3
X= 9
2+2=4 1+1=2 Xx3=27
X=27:3
X=9
2+2=4
1+1=2
Xx3=27
x=27:3
x=9
2+2=4
1+1=2
Xx3=27
X =27:3
X =9