200:2x2x2x2x2=1600
100-20:2-20:2=100
200 : 2 x2 x 2 x 2 x 2
= 100 x2 x2 x2 x2
=100 x 16
=1600
100 - 20 : 2 - 20 :2
=100 - 10 - 10
=80
hok tốt .
200:2x2x2x2x2
100x4x4
400x4
1600
100-20:2-20:2
100-10-10
90-10
80
đáp án:
200 : 2 . 2 . 2 . 2 . 2
= 100 . 2 . 2 . 2 . 2
= 100 . 16
= 1600
100 - 20 : 2 - 20 : 2
= 100 - 10 - 10
= 80
200 : 2×2×2×2×2 100-20:2-20:2
=100×2×2×2×2 =100-10-10
=200×2×2×2 =90-10=80
=400×2×2
=800×2=1600
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