直接写得数2005-601=9÷23=1.05-0.25=0.25×0.125=1154+846=39÷0.01=0.137×100=2.5÷0.5=38+14=49÷56=15×25%=625×57÷625×574×2.5=0÷2.5=1.5÷0.5=11÷55=3.14×8=23=2.5×3.5×4=0.375×8=
直接写得数
2005-601= | 9÷23= | 1.05-0.25= | 0.25×0.125= |
1154+846= | 39÷0.01= | 0.137×100= | 2.5÷0.5= |
+= | ÷= | ×25%= | ×÷× |
4×2.5= | 0÷2.5= | 1.5÷0.5= | 11÷55= |
3.14×8= | 23= | 2.5×3.5×4= | 0.375×8= |
直接写得数
2005-601= | 9÷23= | 1.05-0.25= | 0.25×0.125= |
1154+846= | 39÷0.01= | 0.137×100= | 2.5÷0.5= |
+= | ÷= | ×25%= | ×÷× |
4×2.5= | 0÷2.5= | 1.5÷0.5= | 11÷55= |
3.14×8= | 23= | 2.5×3.5×4= | 0.375×8= |
2005-601= | 9÷23= | 1.05-0.25= | 0.25×0.125= |
1154+846= | 39÷0.01= | 0.137×100= | 2.5÷0.5= |
+= | ÷= | ×25%= | ×÷× |
4×2.5= | 0÷2.5= | 1.5÷0.5= | 11÷55= |
3.14×8= | 23= | 2.5×3.5×4= | 0.375×8= |
2005-601= | 9÷23= | 1.05-0.25= | 0.25×0.125= |
1154+846= | 39÷0.01= | 0.137×100= | 2.5÷0.5= |
+= | ÷= | ×25%= | ×÷× |
4×2.5= | 0÷2.5= | 1.5÷0.5= | 11÷55= |
3.14×8= | 23= | 2.5×3.5×4= | 0.375×8= |
2005-601= | 9÷23= | 1.05-0.25= | 0.25×0.125= |
2005-601= | 9÷23= | 1.05-0.25= | 0.25×0.125= | 1154+846= | 39÷0.01= | 0.137×100= | 2.5÷0.5= |
1154+846= | 39÷0.01= | 0.137×100= | 2.5÷0.5= | += | ÷= | ×25%= | ×÷× |
+= | +=3 |
8 |
3 |
3 | 8 |
8 | =1 |
4 |
1 |
1 | 4 |
4 | ÷= | ÷=4 |
9 |
4 |
4 | 9 |
9 | ÷=5 |
6 |
5 |
5 | 6 |
6 | ×25%= | ×25%=1 |
5 |
1 |
1 | 5 |
5 | ×÷× | ×÷×6 |
25 |
6 |
6 | 25 |
25 | ÷×5 |
7 |
5 |
5 | 7 |
7 | ÷×6 |
25 |
6 |
6 | 25 |
25 | 5 |
7 |
5 |
5 | 7 |
7 | 4×2.5= | 0÷2.5= | 1.5÷0.5= | 11÷55= |
4×2.5= | 0÷2.5= | 1.5÷0.5= | 11÷55= | 3.14×8= | 23= | 2.5×3.5×4= | 0.375×8= |
3.14×8= | 23= | 32.5×3.5×4= | 0.375×8= |
答案和解析
2005-601=1404 | 9÷23= | 1.05-0.25=0.8 | 0.25×0.125= |
1154+846=2000 | 39÷0.01=3900 | 0.137×100=13.7 | 2.5÷0.5=5 |
+= | ÷= | ×25%= | ×÷×= |
4×2.5=10 | 0÷2.5=0 | 1.5÷0.5=3 | 11÷55=0.2 |
3.14×8=25.12 | 23=8 | 2.5×3.5×4=35 | 0.375×8=3 |
2005-601=1404 | 9÷23= | 1.05-0.25=0.8 | 0.25×0.125= |
1154+846=2000 | 39÷0.01=3900 | 0.137×100=13.7 | 2.5÷0.5=5 |
+= | ÷= | ×25%= | ×÷×= |
4×2.5=10 | 0÷2.5=0 | 1.5÷0.5=3 | 11÷55=0.2 |
3.14×8=25.12 | 23=8 | 2.5×3.5×4=35 | 0.375×8=3 |
2005-601=1404 | 9÷23= | 1.05-0.25=0.8 | 0.25×0.125= |
2005-601=1404 | 2005-601=1404
9÷23= | 9÷23=
9 |
23 |
9 |
9 | 9
23 |
23 | 23
1.05-0.25=0.8 | 1.05-0.25=0.8
0.25×0.125= | 0.25×0.125=
1 |
32 |
1 |
1 | 1
32 |
32 | 32
1154+846=2000 | 39÷0.01=3900 | 0.137×100=13.7 | 2.5÷0.5=5 |
1154+846=2000 | 1154+846=2000
39÷0.01=3900 | 39÷0.01=3900
0.137×100=13.7 | 0.137×100=13.7
2.5÷0.5=5 | 2.5÷0.5=5
+= | ÷= | ×25%= | ×÷×= |
+= | +=3 |
8 |
3 |
3 | 3
8 |
8 | 8+
=1 |
4 |
1 |
1 | 1
4 |
4 | 4=
5 |
8 |
5 |
5 | 5
8 |
8 | 8
÷= | ÷=4 |
9 |
4 |
4 | 4
9 |
9 | 9
÷=÷
5 |
6 |
5 |
5 | 5
6 |
6 | 6=
8 |
15 |
8 |
8 | 8
15 |
15 | 15
×25%= | ×25%=1 |
5 |
1 |
1 | 1
5 |
5 | 5×25%=
1 |
20 |
1 |
1 | 1
20 |
20 | 20
×÷×= | ×÷×=6 |
25 |
6 |
6 | 6
25 |
25 | 25×
÷×=5 |
7 |
5 |
5 | 5
7 |
7 | 7
÷×=÷
6 |
25 |
6 |
6 | 6
25 |
25 | 25×
=5 |
7 |
5 |
5 | 5
7 |
7 | 7=
25 |
49 |
25 |
25 | 25
49 |
49 | 49
4×2.5=10 | 0÷2.5=0 | 1.5÷0.5=3 | 11÷55=0.2 |
4×2.5=10 | 4×2.5=10
0÷2.5=0 | 0÷2.5=0
1.5÷0.5=3 | 1.5÷0.5=3
11÷55=0.2 | 11÷55=0.2
3.14×8=25.12 | 23=8 | 2.5×3.5×4=35 | 0.375×8=3 |
3.14×8=25.12 | 3.14×8=25.12
23=8 | 2
33=8
2.5×3.5×4=35 | 2.5×3.5×4=35
0.375×8=3 | 0.375×8=3
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