55:5-5-5=1; (5-5)*5*5*5=0; (5+5+5-5):5=2; (5-5:5-5:5)=3; (5+5+5+5):5=4: 5*5-5*5+5=5; (5+5):(5+5)+5=6; 5:5+5:5 +5=7; (5+5+5):5+5=8; (55-5-5):5=9: 55:5-5:5=10
55:5-5-5=1;
(5-5)*5*5*5=0;
(5+5+5-5):5=2;
(5-5:5-5:5)=3;
(5+5+5+5):5=4:
5*5-5*5+5=5;
(5+5):(5+5)+5=6;
5:5+5:5 +5=7;
(5+5+5):5+5=8;
(55-5-5):5=9:
55:5-5:5=10