63x0.37+6.3x6.3的简便计算?
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63×0.37+6.3×6.3
=6.3×10×0.37+6.3×6.3
=6.3×3.7+6.3×6.3
=6.3×(3.7+6.3)
=6.3×10
=63
=6.3×10×0.37+6.3×6.3
=6.3×3.7+6.3×6.3
=6.3×(3.7+6.3)
=6.3×10
=63
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=63ⅹ0.37+63ⅹ0.63
=63ⅹ(0.37+0.63)
=63ⅹ1
=63
=63ⅹ(0.37+0.63)
=63ⅹ1
=63
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=6.3x3.7+6.3x6.3
=6.3x(3.7+6.3)
=6.3x10
=63
=6.3x(3.7+6.3)
=6.3x10
=63
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63×0.37+6.3×6.3
=6.3×3.7+6.3×6.3
=6.3×(3.7+6.3)
=6.3×10
=63
=6.3×3.7+6.3×6.3
=6.3×(3.7+6.3)
=6.3×10
=63
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84x0.37 6.3 x8.4用简便方法计算 84x0.37+ 6.3 x8.4=8.4*(10*0.37)+6.3*8.4=8.4*3.7+8.4*6.3=8.4*(3.7+6.3)=8.4*10=84
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