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[(1/2+2/3-3/2) + (2/3×4/2)] - [(4/6:2/3) × (1/2+1/2)] MMC:2,3,2║2
[(3/6+4/6-9/6) + 8/6] - [(4/6×3/2) × 2/2] 1,3,1║3
[-2/6+8/6] - [12/12×2/2] 1,1,1║2×3=6
[-2/6+8/6] - 24/24
6/6 - 24/24 6,24║6
24/24 - 24/24 = 1, 4 ║4
1/24 1, 1║6×4=24
[(3/6+4/6-9/6) + 8/6] - [(4/6×3/2) × 2/2] 1,3,1║3
[-2/6+8/6] - [12/12×2/2] 1,1,1║2×3=6
[-2/6+8/6] - 24/24
6/6 - 24/24 6,24║6
24/24 - 24/24 = 1, 4 ║4
1/24 1, 1║6×4=24
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