4.44×9.8×2.5怎么简便计算?
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4.44*9.8*2.5
=1.11*4*9.8*2.5
=1.11*9.8*(4*2.5)
=1.11*(9.8*10)
=1.11*(100-2)
=1.11*100-1.11*2
=110-2.22
=107.78
=1.11*4*9.8*2.5
=1.11*9.8*(4*2.5)
=1.11*(9.8*10)
=1.11*(100-2)
=1.11*100-1.11*2
=110-2.22
=107.78
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4.44×9.8×2.5
=1.11×9.8×(4×2.5)
=1.11×(9.8×10)
=1.11×(100-2)
=1.11×100-1.11×2
=111-2.22
=108.78
=1.11×9.8×(4×2.5)
=1.11×(9.8×10)
=1.11×(100-2)
=1.11×100-1.11×2
=111-2.22
=108.78
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4.44×9.8×2.5
=1.11×9.8×(4×2.5)
=1.11×(9.8×10)
=1.11×(100-2)
=1.11×100-1.11×2
=111-2.22
=108.78
=1.11×9.8×(4×2.5)
=1.11×(9.8×10)
=1.11×(100-2)
=1.11×100-1.11×2
=111-2.22
=108.78
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4.44×9.8×2.5
=2.5x4x1.11x9.8
=10x1.11x9.8
=1.11x98
=1.11x100-1.11x2
=111-2.22
=108.78
=2.5x4x1.11x9.8
=10x1.11x9.8
=1.11x98
=1.11x100-1.11x2
=111-2.22
=108.78
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4.44*9.8*2.5=4.44(10-0.2)*10/4=1.11(10-0.2)*10=11.1(10-0.2)=111-2.22=108.78
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