题目内容
【题目】直接写出得数.
×
= 3.7+2.5= 51÷0.25= 1.1﹣0.11=
÷
= 68÷0.4=
×
= 3.27+7.3=
×6=
×
= 627﹣198= 0.1÷50%=
×15= 9﹣
= 10﹣2
= 3.8×0.1=
×
=
÷50%=
×40%= 12%+25%=
0.8÷3= 280÷35= 359+199= 120%﹣70%=
1.4×45= 40÷10%= 241﹣103= 324﹣198=
2﹣1.36=
﹣
= 33÷
= 0.62+0.4=
0.37﹣0.3= 0.66÷0.3 100×0.48= 5x﹣3x=
35÷100= 0.4×0.5=
﹣
= 0.23÷0.1=
1﹣
= 0.8π= 1﹣90%= 1+
=
÷6=
【答案】
,6.2,204,0.99,
,170,
,10.57,
,1,429,0.2,
,8
,7
,0.38,
,
,
,0.37,
,8,558,0.5,63,400,138,126,0.64,
,30,1.02,0.07,2.2,48,2x,0.35,0.2,0,2.3,
,2.512,0.1,1
,
.
【解析】
试题分析:5x﹣3x根据乘法分配律计算;0.8π把π看成3.14,再计算;其它题目根据运算法则直接求解.
解:
×
=
, 3.7+2.5=6.2, 51÷0.25=204, 1.1﹣0.11=0.99,
÷
=
, 68÷0.4=170,
×
=
, 3.27+7.3=10.57,
×6=
,
×
=1, 627﹣198=429, 0.1÷50%=0.2,
×15=
, 9﹣
=8
, 10﹣2
=7
, 3.8×0.1=0.38,
×
=
,
÷50%=
,
×40%=
, 12%+25%=0.37,
0.8÷3=
, 280÷35=8, 359+199=558, 120%﹣70%=0.5,
1.4×45=63, 40÷10%=400, 241﹣103=138, 324﹣198=126,
2﹣1.36=0.64,
﹣
=
, 33÷
=30, 0.62+0.4=1.02,
0.37﹣0.3=0.07, 0.66÷0.3=2.2, 100×0.48=48, 5x﹣3x=2x,
35÷100=0.35, 0.4×0.5=0.2,
﹣
=0, 0.23÷0.1=2.3,
1﹣
=
, 0.8π=2.512, 1﹣90%=0.1, 1+
=1
,
÷6=
.