+3= ×16= + = × =
×6= 2- = 60× = - =
34×12= _34×12= _45×58= _
29 + 23 = 78 ﹣ 12 = 35 + 14 = 34 ﹣ 710 =
15× 25 = 37 × 73 = 29 × 34 = 48× 136 =