29.12×0.125 126.4×5+8.36×25
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29.12×0.125
=29.12×1/8
=24×1/8+5.12×1/8
=3+0.64
=3.64
126.4×5+8.36×25
=63.2×2×5+2.09×4×25
=63.2×10+2.09×100
=632+209
=841
=29.12×1/8
=24×1/8+5.12×1/8
=3+0.64
=3.64
126.4×5+8.36×25
=63.2×2×5+2.09×4×25
=63.2×10+2.09×100
=632+209
=841
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