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(2008•永登县模拟)直接写出得数13+3÷12=112×5×1217=(38+34)×4=81÷95=12-14=15×10=5.5+12.4+4.5=4-(0.6+1.9)=1.9×4×0.5=0.77+0.33=

题目详情
(2008•永登县模拟)
直接写出得数
1
3
+3÷
1
2
=
1
12
×5×
12
17
=
3
8
+
3
4
)×4=
81÷
9
5
=
1
2
-
1
4
=
1
5
×10=
5.5+12.4+4.5= 4-(0.6+1.9)=
1.9×4×0.5= 0.77+0.33=
▼优质解答
答案和解析
1
3
+3÷
1
2
=6
1
3
            ②
1
12
×5×
12
17
=
5
17
               ③(
3
8
+
3
4
)×4=4
1
2
               ④81÷
9
5
=45,
     ⑤
1
2
1
4
=
1
4
                ⑥
1
5
×10=2                       ⑦5.5+12.4+4.5=22.4              ⑧4-(0.6+1.9)=1.5,
    ⑨1.9×4×0.5=3.8           ⑩0.77+0.33=1.1,