直接写出得数
0.4+4.73=
=
=
=
=
=
直接写出得数．
12.25﹣0.5= 0.23+177%= 2.5×4=
﹣
=
×
= 0.6÷
= 2÷1%=
×21=
直接写出结果（近似值符号的只要求估算到整数）．
1.02﹣0.43= 4.75﹣9.64﹣8.25+13.6=
=
=
= 5﹣
= 125×555= 4×0.6+0.6÷4=
直接写得数．
3.72+6.28=
÷8=（50+0×5）÷5=
13.6﹣3.2﹣1.4= 1÷
+1= 0.24×5=
直接写出得数．
0.46+0.4= 10﹣4.7+5.3= 1.8×
= 1.25×7+1.25=
0.02÷0.01= 5﹣3÷7= 5×
÷5×=
×43=