20-0.2 2.4×5 8.4÷0.7 2.35+6.65
3.07×100 10-0.07 1.01+0.7 1÷0.25
0.6×2.5= 7×0.03= 12.5÷2.5= 2.8×0.3=
4.5÷0.01= 1.8×50= 10-0.13= 0.125×0.25×32=
× = 24÷ = × = - =
÷3= 3 -2.7= ÷5= 14× =