2+2-2+2=4
2:2+2+2=5
2*2*2-2=6
2*2*2+2=10
2+2-2-2=0
2-2+2:2=1
2:2+2:2=2
2*2+2:2=3
2*2-2+2=4
\(2.2.2:2=4\)
\(2.2+2:2=5\)
\(2.2.2-2=6\)
\(2.2.2+2=10\)
\(2+2-2-2=0\)(còn nhiều cách khác)
\(2-2+2:2=1\)
\(2:2+2:2=2\)
\(2.2-2:2=3\)
\(2.2.2:2=4\)
2x2x2:2=4
2x2+2:2=5
2x2x2-2=6
2x2x2+2=10
2x2-2x2=0
2-2+2:2=1
2:2+2:2=2
2x2-2:2=3
2x2x2:2=4
Thế: với 4 số 2 và các phép tính: +, -, *, : thì làm tek nào để kết quả = 9 vậy
2.2.2.2 = 4
2.2 + 2.2 = 5
2.2.2 -2 =6
2.2.2+ 2 = 10
2+2-2-2 = 0
2-2+2.2=1
2.2+2.2 = 2
2.2-2.2 = 3
2.2.2.2= 4
2 x 2 x 2 x 2 = 4
2 x 2 + 2 : 2 = 5
2 x 2 - 2 x 2 = 4
2 x 2 x 2 - 2 = 6
2 x 2 x 2 + 2 = 10
2 + 2 - 2 - 2 = 0
2 - 2 + 2 : 2 = 1
2 : 2 + 2: 2 = 2
2 x 2 - 2 : 2 = 3
what f............................................................................................................................
pi = ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++=======================================
2-2+2+2=4 2+2-2-2=4
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2 : 2 x 2 x 2 = 4
2 + 2 + 2 : 2 = 5
2 x 2 x 2 - 2 = 6
2 x 2 x 2 + 2 = 10
2 - 2 + 2 - 2 = 0 ( .... )
2 : 2 x 2 : 2 =1
2 : 2 + 2 : 2 = 2
2 x 2 - 2 : 2 = 3
2 + 2 - 2 + 2 = 4
