8888×56-4444×12简便运算

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8888×56-4444×12简便运算

8888×56-4444×12简便运算
8888×56-4444×12
简便运算

8888×56-4444×12简便运算
8888×56-4444×12
=4444×2×56-4444×12
=4444×(2×56-12)
=4444×100
=444400

8888*56-4444*12=8888*56-8888*6=8888*50=444400

解:8888×56-4444×12
=4444×2×56-4444×12
=4444×(2×56-12)
=4444×100
=444400

原式=4444*2*7*2*2*2+4444*2*3*2
=4444*4(28-3)
=4444*4*25
=4444*100
=444400