7.2-2= 3.25×10= 120÷100= 2.99×3.02=
0.82= 0.89-0.8= 3.6+0.04= 2.5×4×0=
9.8+1.77=
70﹣35.8=
206×37=
247+398=
100×10= 90×8= 120×5= 440÷40=
480÷8= 25×4= 354-99= 150×60=
28÷7×5= 48+32-24= 64÷8-8= 24+16×6=
48+52÷4= 100-5×4= (57-27)÷3= 80-80÷4=
0.03+0.52= 3-0.3= 2.5×0.4= 0.4×0.7=
35×4=
0.17×100=
4÷100=
(1.5+3.5)×4=
96÷8=
8-0.76=
25÷100=
37.2+13.8=
503+497=
4×32=
93-64=
72÷9×48÷8=
0.6÷100=
1.36×10=
62+38×0=
52+25-52+25=
10-3.6= 0.2+1.8= 15+25×4= 7.05×10÷100=
4.6+5.4= 4-0.7= 0.3÷10×100= 125×25×8×4=
9.65-5.5= 0.1+0.09= 12.4-3.9-6.1= 6×5÷5×6=
馒头:0.6元/个
酸奶:1.5元/杯
水饺:1.7元/碗
三鲜粉:3.7元/碗
牛肉面:4.0元/碗