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下面各题,怎样算简便就怎样算.165+29947×9+47630÷18÷536×2563×73-63×63421-175-25125×25×6472×26+36×48.

题目详情
下面各题,怎样算简便就怎样算.
165+299

47×9+47

630÷18÷5

36×25
63×73-63×63 421-175-25 125×25×64 72×26+36×48.
下面各题,怎样算简便就怎样算.
165+299

47×9+47

630÷18÷5

36×25
63×73-63×63 421-175-25 125×25×64 72×26+36×48.
下面各题,怎样算简便就怎样算.
165+299

47×9+47

630÷18÷5

36×25
63×73-63×63 421-175-25 125×25×64 72×26+36×48.
下面各题,怎样算简便就怎样算.
165+299

47×9+47

630÷18÷5

36×25
63×73-63×63 421-175-25 125×25×64 72×26+36×48.
下面各题,怎样算简便就怎样算.
165+299

47×9+47

630÷18÷5

36×25
63×73-63×63 421-175-25 125×25×64 72×26+36×48.
下面各题,怎样算简便就怎样算.
165+299

47×9+47

630÷18÷5

36×25
63×73-63×63 421-175-25 125×25×64 72×26+36×48.
下面各题,怎样算简便就怎样算.
165+299
47×9+47
630÷18÷5
36×25 63×73-63×63 421-175-25 125×25×64 72×26+36×48. 下面各题,怎样算简便就怎样算.
165+299
47×9+47
630÷18÷5
36×25 下面各题,怎样算简便就怎样算.
165+299

47×9+47

630÷18÷5

36×25
63×73-63×63 421-175-25 125×25×64 72×26+36×48. 63×73-63×63 421-175-25 125×25×64 72×26+36×48.
▼优质解答
答案和解析
(1)165+299
=165+300-1
=465-1
=464;

(2)47×9+47
=47×(9+1)
=47×10
=470;

(3)630÷18÷5
=630÷(18×5)
=630÷90
=4;

(4)36×25
=(4×9)×25
=(4×25)×9
=100×9
=900;

(5)63×73-63×63
=63×(73-63)
=63×10
=630;

(6)421-175-25
=421-(175+25)
=421-200
=221;

(7)125×25×64
=125×25×(8×8)
=(125×8)×(25×8)
=1000×200
=200000;

(8)72×26+36×48
=(36×2)×26+36×48
=36×52+36×48
=36×(52+48)
=36×100
=3600.
(1)165+299
=165+300-1
=465-1
=464;

(2)47×9+47
=47×(9+1)
=47×10
=470;

(3)630÷18÷5
=630÷(18×5)
=630÷90
=4;

(4)36×25
=(4×9)×25
=(4×25)×9
=100×9
=900;

(5)63×73-63×63
=63×(73-63)
=63×10
=630;

(6)421-175-25
=421-(175+25)
=421-200
=221;

(7)125×25×64
=125×25×(8×8)
=(125×8)×(25×8)
=1000×200
=200000;

(8)72×26+36×48
=(36×2)×26+36×48
=36×52+36×48
=36×(52+48)
=36×100
=3600. (1)165+299
=165+300-1
=465-1
=464;

(2)47×9+47
=47×(9+1)
=47×10
=470;

(3)630÷18÷5
=630÷(18×5)
=630÷90
=4;

(4)36×25
=(4×9)×25
=(4×25)×9
=100×9
=900;

(5)63×73-63×63
=63×(73-63)
=63×10
=630;

(6)421-175-25
=421-(175+25)
=421-200
=221;

(7)125×25×64
=125×25×(8×8)
=(125×8)×(25×8)
=1000×200
=200000;

(8)72×26+36×48
=(36×2)×26+36×48
=36×52+36×48
=36×(52+48)
=36×100
=3600. (1)165+299
=165+300-1
=465-1
=464;

(2)47×9+47
=47×(9+1)
=47×10
=470;

(3)630÷18÷5
=630÷(18×5)
=630÷90
=4;

(4)36×25
=(4×9)×25
=(4×25)×9
=100×9
=900;

(5)63×73-63×63
=63×(73-63)
=63×10
=630;

(6)421-175-25
=421-(175+25)
=421-200
=221;

(7)125×25×64
=125×25×(8×8)
=(125×8)×(25×8)
=1000×200
=200000;

(8)72×26+36×48
=(36×2)×26+36×48
=36×52+36×48
=36×(52+48)
=36×100
=3600. (1)165+299
=165+300-1
=465-1
=464;

(2)47×9+47
=47×(9+1)
=47×10
=470;

(3)630÷18÷5
=630÷(18×5)
=630÷90
=4;

(4)36×25
=(4×9)×25
=(4×25)×9
=100×9
=900;

(5)63×73-63×63
=63×(73-63)
=63×10
=630;

(6)421-175-25
=421-(175+25)
=421-200
=221;

(7)125×25×64
=125×25×(8×8)
=(125×8)×(25×8)
=1000×200
=200000;

(8)72×26+36×48
=(36×2)×26+36×48
=36×52+36×48
=36×(52+48)
=36×100
=3600.