\( 12+6-4+18-12= \)
\( 22 \)
\( 20 \)
\( 14-5-9+7+2= \)
\( 9 \)
\( 11 \)
\( 21-3-6+9-5= \)
\( 12 \)
\( 16 \)
\( 25-6-9+7-3= \)
\( 14 \)
\( 26-6+9+7-12= \)
\( 24 \)
12+6−4+18−12= 12+6-4+18-12= 12+6−4+18−12=
20 20 20
14−5−9+7+2= 14-5-9+7+2= 14−5−9+7+2=
9 9 9
21−3−6+9−5= 21-3-6+9-5= 21−3−6+9−5=
16 16 16
25−6−9+7−3= 25-6-9+7-3= 25−6−9+7−3=
14 14 14
26−6+9+7−12= 26-6+9+7-12= 26−6+9+7−12=
24 24 24
\( 30+6-5+7-17= \)
\( 21 \)
\( 23 \)
\( 32-4-19+3-7= \)
\( 4 \)
\( 5 \)
30+6−5+7−17= 30+6-5+7-17= 30+6−5+7−17=
21 21 21
32−4−19+3−7= 32-4-19+3-7= 32−4−19+3−7=
5 5 5