
脱式计算,能简算的要写出简算过程(524+712-23)×48 29.26-0.125-7848×310+1÷125%&...
脱式计算,能简算的要写出简算过程(524+712-23)×4829.26-0.125-7848×310+1÷125%114×12121÷524....
脱式计算,能简算的要写出简算过程(524+712-23)×48 29.26-0.125-7848×310+1÷125% 114×12121÷524.
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(1)(
+
-
)×48
=
×48+
×48-
×48
=10+28-32
=38-32
=6;
(2)29.26-0.125-
=29.26-(0.125+0.875)
=29.26-1
=28.26;
(3)48×
+1÷125%
=14.4+0.8
=15.2;
(4)
×
÷
=
×
×
=
=
.
5 |
24 |
7 |
12 |
2 |
3 |
=
5 |
24 |
7 |
12 |
2 |
3 |
=10+28-32
=38-32
=6;
(2)29.26-0.125-
7 |
8 |
=29.26-(0.125+0.875)
=29.26-1
=28.26;
(3)48×
3 |
10 |
=14.4+0.8
=15.2;
(4)
11 |
4 |
12 |
121 |
5 |
24 |
=
11 |
4 |
12 |
121 |
24 |
5 |
=
11×12×24 |
4×121×5 |
=
72 |
55 |
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