用简便算法计算:1.6×1.25+8=

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用简便算法计算:1.6×1.25+8=
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用简便算法计算:1.6×1.25+8=
用简便算法计算:1.6×1.25+8=

用简便算法计算:1.6×1.25+8=
1.6×1.25+8
=0.2×8×1.25+8
=0.2×10+8
=2+8
=10

1.6×1.25+8
=0.2×8×1.25+8
=0.2×10+8
=2+8
=10

1.6×1.25+8
=2x(0.8x1.25)+8
=2x1+8
=10

1.6×1.25+8
=0.2×8×1.25+8
=0.2×10+8
=2+8
=10

[(1+0.6)×125÷100]+8