文档介绍:×5= 1÷= ×10=
×4= ÷3= ×100=
×= ÷= ×=
×1= ÷6= ×=
×8= ×10= 3×=
8÷10= ×100= ×=
×4×12= ×100= ×=
×= 4÷= ×8=
×100= ×100= 50×=
80×= +×= 16÷=
×9= ×= ×=
×5= ÷= ÷16=
÷= 12÷= ÷=
×= ÷= ÷=
÷= 13÷4= ÷=
×= ÷= ×=
÷= ×= ×=
÷= 7÷= ÷=
+×3= ÷= ÷4=
÷2= ×= ×4=
÷= ÷= ÷=
×4= ×100= ÷=
×= ÷= ×13=
×= ×= ×15=
×= ×= ×14=
×= ×5= ×36=
×= ×4= ×=
×= ×= ×=
×3= ×= ×25=
×22= ×= ×=
÷= ×= ÷=
×= ×5= ÷=
÷= ×= ÷=
÷= ×= ×=
×= ×= ×=
×= ×= ×=
×= ×4×12= ÷=
×= ×= 65÷=
×= ×100= 54÷=
×= 1÷= 32÷=
×= ÷3= 36÷=
÷29= ÷= 42÷=
÷= ÷6= 78÷