47×0.34= × =1.598
0.7×1.20.7 3.3×0.53.3×1.2 2.3×0.12.3÷10
∠C=
①1cm
②2cm
③4cm
④5cm
1.9+7.1=
4.8×0.2=
0.01×90=
75÷100=
3-2.4=
0.12×0.4=
0.5×500=
2.54-1.5=
8×0.5=
4.75+1.05=
6x-2x=
3.2×30=
8.07+23.26=
80-50.75=
1.05×2.4=
3.25×400=
5x=45
2y+26=38
3x-3.9=5.1
3.5+x=12
93.6×0.25×4
0.6×99+0.6
7.2+5.76+2.8