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Question

c) 15 x (16 - 222) -16 x (222 +15)

Tô Mì · Accepted Answer

$15\times\left(16-222\right)-16\times\left(222+15\right)$$=15\times16-15\times222-16\times222-16\times15$$=\left(15\times16-16\times15\right)-\left(15\times222+16\times222\right)$$=0-222\times\left(15+16\right)$$=-222\times31=-6882$Câu trả lời: $15\times\left(16-222\right)-16\times\left(222+15\right)$$=15\times16-15\times222-16\times222-16\times15$$=\left(15\times16-16\times15\right)-\left(15\times222+16\times222\right)$$=0-222\times\left(15+16\right)$$=-222\times31=-6882$

Thái Trần Nhã Hân · Answer

15×(16−222)−16×(222+15)15×(16−222)−16×(222+15)=15×16−15×222−16×222−16×15=15×16−15×222−16×222−16×15=(15×16−16×15)−(15×222+16×222)=(15×16−16×15)−(15×222+16×222)=0−222×(15+16)=0−222×(15+16)=−222×31=−6882Câu trả lời: 15×(16−222)−16×(222+15)15×(16−222)−16×(222+15)=15×16−15×222−16×222−16×15=15×16−15×222−16×222−16×15=(15×16−16×15)−(15×222+16×222)=(15×16−16×15)−(15×222+16×222)=0−222×(15+16)=0−222×(15+16)=−222×31=−6882

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