直接写得数.
34+26=670+20=300×4=
4×3×25=400÷50=280÷4=
0.55×10=0.375÷10=4.05×100=
0.51+0.19=0.24-0.07=1.6-0.9=
网友回答
解:
34+26=60,670+20=690,300×4=1200,
4×3×25=300,400÷50=8,280÷4=70,
0.55×10=5.5,0.375÷10=0.0375,4.05×100=405,
0.51+0.19=0.7,0.24-0.07=0.17,1.6-0.9=0.7.
故