的
×=
×4=
÷2=
÷=
×=
1÷=
÷60%=
×15=
-=
6.8÷10%=
4.5+=
×
4.8+2.6= 0.12+0.8= 0.13+0.25=
0.13+0.87= 0÷0.125= 1.5÷0.1=
0.08÷8= 0.625÷0.875=
3÷= -= 9.9%÷0.1= ×4÷4×=
2.4×= += 1-25%= (-)×16=
6+8=
8+6=
14-6=
14-8=
5+70=
70+5=
75-5=
75-70=
4+=9
9-=4
3+=7
7-=3
7+=10
10-=7