3|8×2|5+2|7×0.375=

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3|8×2|5+2|7×0.375=3|8×2|5+2|7×0.375=3|8×2|5+2|7×0.375==3/8*2/5+2/7*3/8=3/8*(2/5+2/7)=3/8*24/35=9/35

3|8×2|5+2|7×0.375=
3|8×2|5+2|7×0.375=

3|8×2|5+2|7×0.375=
=3/8*2/5+2/7*3/8
=3/8*(2/5+2/7)
=3/8*24/35
=9/35