题目内容
| 706×5= | 800×6= | 504×6= |
| 327×8= | 308×7= | 236×4= |
(1)706×5,
=(700+5)×5,
=700×5+5×5,
=3500+25,
=3525;
(2)800×6,
=(8×6)×100,
=4800;
(3)504×6,
=(500+4)×6,
=500×6+4×6,
=3000+24,
=3024;
(4)327×8,
=(300+20+7)×8,
=300×8+20×8+7×8,
=2400+160+56,
=2400+(160+56),
=2400+216,
=2616;
(5)308×7,
=(300+8)×7,
=300×7+8×7,
=2100+56,
=2156;
(6)236×4,
=(200+30+6)×4,
=200×4+30×4+6×4,
=800+120+24,
=944;
=(700+5)×5,
=700×5+5×5,
=3500+25,
=3525;
(2)800×6,
=(8×6)×100,
=4800;
(3)504×6,
=(500+4)×6,
=500×6+4×6,
=3000+24,
=3024;
(4)327×8,
=(300+20+7)×8,
=300×8+20×8+7×8,
=2400+160+56,
=2400+(160+56),
=2400+216,
=2616;
(5)308×7,
=(300+8)×7,
=300×7+8×7,
=2100+56,
=2156;
(6)236×4,
=(200+30+6)×4,
=200×4+30×4+6×4,
=800+120+24,
=944;
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