直接写出得数.(有“≈”要求直接估算)168+32=4.5÷0.3=405×39≈0.8+99×0.8=14÷34=4932÷48≈8-1.3-6.7=78×25÷78×25=(1-37)×14=1-

题目简介

直接写出得数.(有“≈”要求直接估算)168+32=4.5÷0.3=405×39≈0.8+99×0.8=14÷34=4932÷48≈8-1.3-6.7=78×25÷78×25=(1-37)×14=1-

题目详情

直接写出得数.(有“≈”要求直接估算)
168+32=
4.5÷0.3=
405×39≈0.8+99×0.8=
1
4
÷
3
4
=
4932÷48≈
8-1.3-6.7=
7
8
×
2
5
÷
7
8
×
2
5
=
(1-
3
7
)×14
=
1-95%=
3
4
+
2
5
-
3
4
+
2
5
=
45÷
5
9
=
题型:解答题难度:中档来源:不详

答案

168+32=200,4.5÷0.3=15,
405×39≈16000,0.8+99×0.8=80,
class="stub"1
4
÷class="stub"3
4
=class="stub"1
3
4932÷48≈100,
8-1.3-6.7=0,class="stub"7
8
×class="stub"2
5
÷class="stub"7
8
×class="stub"2
5
=class="stub"4
25
(1-class="stub"3
7
)×14
=8,
1-95%=5%,
class="stub"3
4
+class="stub"2
5
-class="stub"3
4
+class="stub"2
5
=class="stub"4
5
45÷class="stub"5
9
=81,

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