1.8/9×1/3+2/3
=8/27+18/27
=26/27
2.1除以(1/2+2/3)
=1÷1
=1
3.5.5除以(1-1/8-2/3)
=5.5÷(1/3-1/8)
=5.5÷(8/24-3/24)
=5.5÷5/24
=5.5×24/5
=1.1×24
=26.4
5/12×2/3除以5/24
=5/18×24/5
=24/18
=4/3
2/3除以(1/2-1/3)
=2/3÷1/6
=4
計算.(能簡算的要簡算) 1.8/9×1/3+2/3 2.1除以(1/2+2/3) 3.5.5除以(1-1/8-2/3) 5/12×2/3除以5/24
計算.(能簡算的要簡算) 1.8/9×1/3+2/3 2.1除以(1/2+2/3) 3.5.5除以(1-1/8-2/3) 5/12×2/3除以5/24
2/3除以(1/2-1/3)
2/3除以(1/2-1/3)
數學人氣:313 ℃時間:2019-10-26 09:55:31
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