Open Middle®
Directions: Using the digits 0 to 9, at most one time each, place a digit in each box to create an inequality with a solution of x<4
Hint
Begin by trying two of the digits to see what happens.
Answer
The possible answers are:
x+0<4
x+1<5
x+2<6
x+3<7
x+4<8
x+5<9
x+0<4
x+1<5
x+2<6
x+3<7
x+4<8
x+5<9
Source: Annie DeAngelo
x+0<4