(3/4+5/6)×24簡算
(3/4+5/6)×24
=3/4x24+5/6x24
=18+20
=38
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簡算:24又1/12除12
49/24
4.75-5/9+5.24-4/9(5/12+4/9+1/3)/1/36簡算
4.75-5/9+5.24-4/9
=(4.75+5.24)-(5/9+4/9)
=9.99-1
=8.99
(5/12+4/9+1/3)/1/36
=(5/12+4/9+1/3)×36
=5/12×36+4/9×36+1/3×36
=15+16+12
=43