125×80=
1.27+9.73=
5.08÷100=
6.3+4.5-6.3+4.5=
237-36=
6.12-3.03=
634+325=
156+12231×0=
5.26+7+1.74 27.85-(7.85+3.9)
5.6+2.7-3.6 10-2.75-3.25
15.25-3.1+0.65-4.9
