0.7×100= 0.66×10= 1.25×8 = 2.5×0.4=
3.3×3= 5.6+3.4= 0.5×0.2= 10-6.9 =
66+44= 300÷20= 125×8= 50÷25+10=
800-328= 9.8×100= 75÷1000= 40+360÷40=
36.7﹣19.4+35.8
6.32+6.8+0.68
23.45﹣(3.45+10.44)
205×[20﹣(8.5+3.5)]
88×124+88
101×49﹣50
0.125×10=
1.44+8.6=
5.37-0.96=
0×170+3=
2.01+0.5=
16.64-0.64=
702×8≈
24×5-25×4=
420÷7= 120×50= 20+80×5= 3200÷4÷25=
1.2-0.7= 9.3+7= 398×71≈ 721÷91≈
1.2+2.4= 3.6+1.8= 2.4+1.6= 3.5+0.3=
4.2-3.8= 15.7-13= 9-4.9= 6.3-1.4=
12×20=
0.56-0.44=
25×17×4=
380-51-49=
8.21+0.79=
0.8+4.7=
0.56×100=
3009÷100×10=
2.6× =6.5
×0.25=0.65
0.026×0.25=
19﹣1.7= 2.4÷0.04= 496+298= ×0.2=
9.7+0.03= ÷1.75= 1×÷= +÷+=