• (20 30 14 21 1x2=
(31 - 6 - 16) 145.63
(30 - 11) - 16.30.2 22
(18-7) 24 1
50*2 (40*5.14)
9 x 8 x 10 - (37 . 4) - 2
29. 37 (24*3 . 37). 40
7*** (
86) . 14*8=
4. (25* 1 - 25) - 18 - 24
134 - 10x2 + 23% (4+5) =
7x7 . 127. 27. 28)​