
56乘56加56乘45减56?
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解:56乘56加56乘45减56等于( 5600 )
∵已知需求出56乘56加56乘45减56等于多少
X × (Y - Z)= X × Y - X × Z
∴56乘56加56乘45减56
= 56 × 56 + 56 × 45 - 56
= 56 × (56 + 45 - 1)
= 56 × (101 - 1)
= 56 × 100
= 5600
答:56乘56加56乘45减56等于5600
∵已知需求出56乘56加56乘45减56等于多少
X × (Y - Z)= X × Y - X × Z
∴56乘56加56乘45减56
= 56 × 56 + 56 × 45 - 56
= 56 × (56 + 45 - 1)
= 56 × (101 - 1)
= 56 × 100
= 5600
答:56乘56加56乘45减56等于5600
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