① ×( ﹣ )
② + +
③( + )÷ ×
④13﹣3+5﹣
56×10%= 3.2+1.78= ﹣= 0.72÷0.6=
1.25×8= 4÷= ×= ×6÷×6=
47×× ×-÷ 1.25×32×
+=
÷8=
4--=
+++=
43÷10%=
÷=
××0=
1.25+8.75=
1﹣0.625=