简便计算!
(125X25)X4,5十204十335十96,480十325十75,168十250十十41十59,263一96一104,970一132一68,472一126一124,7...
(125X25)X4,5十204十335十96,480十325十75,168十250十十41十59,263一96一104,970一132一68,472一126一124,78十46十154,168一28一72,
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2020-05-10
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简便计算!
(125X25)X4,5十204十335十96,480十325十75,168十250十十41十59,263一96一104,970一132一68,472一126一124,78十46十154,168一28一72,
(25x5x25)x4=625x20=12500,
5+204+335+96=340+300=640,
480+325+75=480+400=880,
168+250+41+59=168+350=518,
263-96-104=263-200=163,
970-132-68=970-200=770,
472-126-124=472-250=222,
78+46+154=78+200=278,168-28-72=168-100=68
(125X25)X4,5十204十335十96,480十325十75,168十250十十41十59,263一96一104,970一132一68,472一126一124,78十46十154,168一28一72,
(25x5x25)x4=625x20=12500,
5+204+335+96=340+300=640,
480+325+75=480+400=880,
168+250+41+59=168+350=518,
263-96-104=263-200=163,
970-132-68=970-200=770,
472-126-124=472-250=222,
78+46+154=78+200=278,168-28-72=168-100=68
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(125×25)×4
=125×(25×4)
=125×100
=12500
5+204+335+96
=(5+335)+(204+96)
=340+300
=640
480+325+75
=480+(325+75)
=480+400
=880
168+250+41+59
=(168+250)+(41+59)
=418+100
=518
263-96-104
=263-(96+104)
=263-200
=63
970-132-68
=970-(132+68)
=970-200
=770
472-126-124
=472-(126+124)
=472-250
=222
78+46+154
=78+(46+154)
=78+200
=278
168-28-72
=168-(28+72)
=168-100
=68
=125×(25×4)
=125×100
=12500
5+204+335+96
=(5+335)+(204+96)
=340+300
=640
480+325+75
=480+(325+75)
=480+400
=880
168+250+41+59
=(168+250)+(41+59)
=418+100
=518
263-96-104
=263-(96+104)
=263-200
=63
970-132-68
=970-(132+68)
=970-200
=770
472-126-124
=472-(126+124)
=472-250
=222
78+46+154
=78+(46+154)
=78+200
=278
168-28-72
=168-(28+72)
=168-100
=68
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