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(2011•高邮市模拟)简便运算.198-(98+37)74×12.5×57×8716×40-516÷140.
题目详情
(2011•高邮市模拟)简便运算.
198-(98+37 )
×12.5×
×8
×40-
÷
.
×12.5×
×8
×40-
÷
.
7 7 4 4
×8
×40-
÷
.
5 5 7 7
×40-
÷
.
7 7 16 16
÷
.
5 5 16 16
.
1 1 40 40
198-(98+37 )
7 |
4 |
5 |
7 |
7 |
16 |
5 |
16 |
1 |
40 |
7 |
4 |
5 |
7 |
7 |
16 |
5 |
16 |
1 |
40 |
7 |
4 |
5 |
7 |
7 |
16 |
5 |
16 |
1 |
40 |
5 |
7 |
7 |
16 |
5 |
16 |
1 |
40 |
7 |
16 |
5 |
16 |
1 |
40 |
5 |
16 |
1 |
40 |
1 |
40 |
▼优质解答
答案和解析
(1)198-(98+37 )
=198-98-37,
=100-37,
=63;
(3)
×12.5×
×8
=(
×
)×(12.5×8),
=
×100,
=125;
×40-
÷
=
×40-
×40,
=(
−
)×40,
=
×40,
=5.
7 7 74 4 4×12.5×
×8
=(
×
)×(12.5×8),
=
×100,
=125;
×40-
÷
=
×40-
×40,
=(
−
)×40,
=
×40,
=5.
5 5 57 7 7×8
=(
×
)×(12.5×8),
=
×100,
=125;
×40-
÷
=
×40-
×40,
=(
−
)×40,
=
×40,
=5.
7 7 74 4 4×
)×(12.5×8),
=
×100,
=125;
×40-
÷
=
×40-
×40,
=(
−
)×40,
=
×40,
=5.
5 5 57 7 7)×(12.5×8),
=
×100,
=125;
×40-
÷
=
×40-
×40,
=(
−
)×40,
=
×40,
=5.
5 5 54 4 4×100,
=125;
×40-
÷
=
×40-
×40,
=(
−
)×40,
=
×40,
=5.
7 7 716 16 16×40-
÷
=
×40-
×40,
=(
−
)×40,
=
×40,
=5.
5 5 516 16 16÷
=
×40-
×40,
=(
−
)×40,
=
×40,
=5.
1 1 140 40 40
=
×40-
×40,
=(
−
)×40,
=
×40,
=5.
7 7 716 16 16×40-
×40,
=(
−
)×40,
=
×40,
=5.
5 5 516 16 16×40,
=(
−
)×40,
=
×40,
=5.
7 7 716 16 16−
5 5 516 16 16)×40,
=
×40,
=5.
1 1 18 8 8×40,
=5.
=198-98-37,
=100-37,
=63;
(3)
7 |
4 |
5 |
7 |
=(
7 |
4 |
5 |
7 |
=
5 |
4 |
=125;
7 |
16 |
5 |
16 |
1 |
40 |
=
7 |
16 |
5 |
16 |
=(
7 |
16 |
5 |
16 |
=
1 |
8 |
=5.
7 |
4 |
5 |
7 |
=(
7 |
4 |
5 |
7 |
=
5 |
4 |
=125;
7 |
16 |
5 |
16 |
1 |
40 |
=
7 |
16 |
5 |
16 |
=(
7 |
16 |
5 |
16 |
=
1 |
8 |
=5.
5 |
7 |
=(
7 |
4 |
5 |
7 |
=
5 |
4 |
=125;
7 |
16 |
5 |
16 |
1 |
40 |
=
7 |
16 |
5 |
16 |
=(
7 |
16 |
5 |
16 |
=
1 |
8 |
=5.
7 |
4 |
5 |
7 |
=
5 |
4 |
=125;
7 |
16 |
5 |
16 |
1 |
40 |
=
7 |
16 |
5 |
16 |
=(
7 |
16 |
5 |
16 |
=
1 |
8 |
=5.
5 |
7 |
=
5 |
4 |
=125;
7 |
16 |
5 |
16 |
1 |
40 |
=
7 |
16 |
5 |
16 |
=(
7 |
16 |
5 |
16 |
=
1 |
8 |
=5.
5 |
4 |
=125;
7 |
16 |
5 |
16 |
1 |
40 |
=
7 |
16 |
5 |
16 |
=(
7 |
16 |
5 |
16 |
=
1 |
8 |
=5.
7 |
16 |
5 |
16 |
1 |
40 |
=
7 |
16 |
5 |
16 |
=(
7 |
16 |
5 |
16 |
=
1 |
8 |
=5.
5 |
16 |
1 |
40 |
=
7 |
16 |
5 |
16 |
=(
7 |
16 |
5 |
16 |
=
1 |
8 |
=5.
1 |
40 |
=
7 |
16 |
5 |
16 |
=(
7 |
16 |
5 |
16 |
=
1 |
8 |
=5.
7 |
16 |
5 |
16 |
=(
7 |
16 |
5 |
16 |
=
1 |
8 |
=5.
5 |
16 |
=(
7 |
16 |
5 |
16 |
=
1 |
8 |
=5.
7 |
16 |
5 |
16 |
=
1 |
8 |
=5.
1 |
8 |
=5.
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