如题所述
解:4×56-56÷4等于( 210 )
∵已知需求出4×56-56÷4等于多少
A × B - A × C = A × (B - C)
∴4 × 56 - 56 ÷ 4
= 4 × 56 - 56 × 1/4
= 56 × (4 - 1/4)
= 56 × (16/4 - 1/4)
= 56 × 15/4
= 210
答:4×56-56÷4等于210
∵已知需求出4×56-56÷4等于多少
A × B - A × C = A × (B - C)
∴4 × 56 - 56 ÷ 4
= 4 × 56 - 56 × 1/4
= 56 × (4 - 1/4)
= 56 × (16/4 - 1/4)
= 56 × 15/4
= 210
答:4×56-56÷4等于210
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