= 2.4×5= = 0.32=
= = =
1÷= ×= += -=
6.5+2.5= 1.23÷3= 5.2×5= 7÷14%=
= ﹣= ×= 0÷2022=
13.4﹣7.7= = = 299×5≈
100﹣27.5= += 90×= 0.72÷0.6=
1.25×0.8= ÷75%= 96×65%+96×35%= 12÷×=
2.5×2=
1﹣0.75=
12× =
+2=
1.6÷0.4=
+ =
63+ =
125%×8=
4.6+5.04=
0.6²=