Pattern for Xmas Slippers

Cast on 43 stitches. Do a k1, p1 ribbing for a half of inch or longer if you like {on the right side * knit one, purl one; repeat from * to end. On the other side *purl one, knit one; repeat from * to end}

1 row: sl st, k18, yo, k1, yo, p1, yo, K1, yo, p1, yo, k1, yo, k18, p1
2 row: sl st, k18, p3 , k1, p3, k1, p3, k18, p1
3 row: sl st, k18, k1, yo, k1, yo, k1, p1, k1, yo, k1, yo, k1, p1, k1, yo, k1, yo, k1, k18, p1  
4 row: sl st, k18, p5 , k1, p5, k1, p5, k18, p1  
5 row: sl st, k18, k2, yo, k1, yo, k2, p1, k2, yo, k1, yo, k2, p1, k2, yo, k1, yo, k2, k18, p1  
6 row: sl st, k18, p7 , k1, p7, k1, p7, k18, p1  
7 row: sl st, k18, k3, yo, k1, yo, k3, p1, k3, yo, k1, yo, k3, p1, k3, yo, k1, yo, k3, k18, p1  
8 row: sl st, k18, p9 , k1, p9, k1, p9, k18, p1  
9 row: sl st, k18, k4, yo, k1, yo, k4, p1, k4, yo, k1, yo, k4, p1, k4, yo, k1, yo, k4, k18, p1
10 row: sl st, k18, p11 , k1, p11, k1, p11, k18, p1  
11 row: sl st, k18, k5, yo, k1, yo, k5, p1, k5, yo, k1, yo, k5, p1, k5, yo, k1, yo, k5, k18, p1  
12 row: sl st, k18, p13 , k1, p13, k1, p13, k18, p1  
13 row: sl st, k18, k6, yo, k1, yo, k6, p1, k6, yo, k1, yo, k6, p1, k6, yo, k1, yo, k6, k18, p1  
14 row: sl st, k18, p15 , k1, p15, k1, p15, k18, p1  
15 row: sl st, k18, inc1 ,  \ , k11, / , inc1, p1, inc1, \ , k11, / , inc1, p1, inc1, \ , k11, / , inc1, k18, p1
16 row: sl st, k19, p13, k3, p13, k3, p13, k19, p1  
17 row: sl st, k19, inc1 , \ , k9, / , inc1, p3, inc1, \ , k9, / , inc1, p3, inc1, \ , k9, / , inc1, k19,   p1
18 row: sl st, k20, p11, k5, p11, k5, p11, k20, p1  
19 row: sl st, k20, inc1 , \ , k7, / , inc1, p5, inc1, \ , k7, / , inc1, p5, inc1, \ , k7, / , inc1, k20,   p1
20 row: sl st, k21, p9, k7, p9, k7, p9, k21, p1  
21 row: sl st, k21, inc1 , \ , k5, / , inc1, p7, inc1, \ , k5, / , inc1, p7, inc1, \ , k5, / , inc1, k21,   p1
22 row: sl st, k22, p7, k9, p7, k9, p7, k22, p1  
23 row: sl st, k22, inc1 , \ , k3, / , inc1, p9, inc1, \ , k3, / , inc1, p9, inc1, \ , k3, / , inc1, k22,   p1
24 row: sl st, k23, p5, k11, p5, k11, p5, k23, p1  
25 row: sl st, k23, inc1 , \ , k1, / , inc1, p11, inc1, \ , k1, / , inc1, p11, inc1, \ , k1, / , inc1, k23,   p1
26 row: sl st, k24, p3, k13, p3, k13, p3, k24, p1  
27 row: sl st, k24, inc1 , k3tog, inc1, p13, inc1, k3tog, inc1, p13, inc1, k3tog , inc1, k24, p1  
28 row: sl st, k83, p1
29 row: sl st, k42, k2tog, turn work on other side
30 row: p4, p2tog, turn work
31 row: k4, k2tog, turn work
Continue decreasing, repeating 30 and 31 row until you have only middle 5 stitches left. Then get on needles stitches from both sides of slipper and continue decreasing and bind off when you have these 5 stitches left.

sl st - slip stitch
k - knit
p - purl
yo - yarn over
inc - increase (see how here http://www.tata-tatao.to/knit/stitches/increase/e-index.html )

k2tog - knit two together
p2tog - purl two together
k3tog - knit three together

\ - knit two together through back loop (purlwise)

/ - knit two stitches together(knitwise)