直接写出得数355+445=1.28-0.72=511×25=12-15=1.5×4=8.1÷0.03=29÷16=19×4×0.5=3÷14−14÷3=76-(12+16)=
直接写出得数 355+445= | 1.28-0.72= |
×= | -= |
1.5×4= | 8.1÷0.03= |
÷= | 19×4×0.5= |
3÷−÷3= | -(+)= |
直接写出得数 355+445= | 1.28-0.72= |
×= | -= |
1.5×4= | 8.1÷0.03= |
÷= | 19×4×0.5= |
3÷−÷3= | -(+)= |
直接写出得数 355+445= | 1.28-0.72= |
直接写出得数 355+445= | 1.28-0.72= | ×= | -= |
×= | ×=5 |
5 | 11 |
11 | =2 |
2 | 5 |
5 | -= | -=1 |
1 | 2 |
2 | =1 |
1 | 5 |
5 | 1.5×4= | 8.1÷0.03= |
1.5×4= | 8.1÷0.03= | ÷= | 19×4×0.5= |
÷= | ÷=2 |
2 | 9 |
9 | 1 |
1 | 6 |
6 | 19×4×0.5= | 3÷−÷3= | -(+)= |
3÷−÷3= | −÷3=1 |
1 | 4 |
4 | 1 |
1 | 4 |
4 | -(+)= | -(+)=7 |
7 | 6 |
6 | +)=1 |
1 | 2 |
2 | )=1 |
1 | 6 |
6 |
答案和解析
355+445=800 | 1.28-0.72=0.56 |
×= | -= |
1.5×4=6 | 8.1÷0.03=270 |
÷= | 19×4×0.5=38 |
3÷−÷3=11 | -(+)=. |
355+445=800 | 1.28-0.72=0.56 |
355+445=800 | 355+445=800
1.28-0.72=0.56 | 1.28-0.72=0.56
×= | -= |
×= | ×=5 |
5 | 5
11 |
11 | 11×
=2 |
2 | 2
5 |
5 | 5=
2 |
2 | 2
11 |
11 | 11
-= | -=1 |
1 | 1
2 |
2 | 2-
=1 |
1 | 1
5 |
5 | 5=
3 |
3 | 3
10 |
10 | 10
1.5×4=6 | 8.1÷0.03=270 |
1.5×4=6 | 1.5×4=6
8.1÷0.03=270 | 8.1÷0.03=270
÷= | 19×4×0.5=38 |
÷= | ÷=2 |
2 | 2
9 |
9 | 9÷
1 |
1 | 1
6 |
6 | 6=
4 |
4 | 4
3 |
3 | 3
19×4×0.5=38 | 19×4×0.5=38
3÷−÷3=11 | -(+)=. |
3÷−÷3=11 | 3÷
−÷3=111 |
1 | 1
4 |
4 | 4−
1 |
1 | 1
4 |
4 | 4÷3=11
11 |
11 | 11
12 |
12 | 12
-(+)=. | -(+)=.7 |
7 | 7
6 |
6 | 6-(
+)=.1 |
1 | 1
2 |
2 | 2+
)=.1 |
1 | 1
6 |
6 | 6)=
.1 |
1 | 1
2 |
2 | 2.
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