
算一算.2×16÷58 38×2×112 5÷(67×56) 12÷(18÷14) 56÷(47÷914) 30÷17÷14
算一算.2×16÷5838×2×1125÷(67×56)12÷(18÷14)56÷(47÷914)30÷17÷14....
算一算.2×16÷58 38×2×112 5÷(67×56) 12÷(18÷14) 56÷(47÷914) 30÷17÷14.
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(1)2×
÷
=
×
=
;
(2)
×2×
=
×
=
;
(3)5÷(
×
)
=5÷
=5×
=7;
(4)12÷(
÷
)
=12÷(
×4)
=12÷
=24;
(5)
÷(
÷
)
=
÷(
×
)
=
×
=
;
(6)30÷
÷14
=30×7÷14
=210÷14
=15.
1 |
6 |
5 |
8 |
=
1 |
3 |
8 |
5 |
=
8 |
15 |
(2)
3 |
8 |
1 |
12 |
=
3 |
4 |
1 |
12 |
=
1 |
16 |
(3)5÷(
6 |
7 |
5 |
6 |
=5÷
5 |
7 |
=5×
7 |
5 |
=7;
(4)12÷(
1 |
8 |
1 |
4 |
=12÷(
1 |
8 |
=12÷
1 |
2 |
=24;
(5)
5 |
6 |
4 |
7 |
9 |
14 |
=
5 |
6 |
4 |
7 |
14 |
9 |
=
5 |
6 |
9 |
8 |
=
15 |
16 |
(6)30÷
1 |
7 |
=30×7÷14
=210÷14
=15.
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