The missing number is 40.
Complete equation: \(8\times(40+7)\) \(= (8\times 40)+( 8\times 7)\)
Given:
\(8\times(40+7)=(8\times?)+(8\times7)\)
To find:
The missing number that completes the given equation.
According to the distributive property,
\(a\times (b+c)=( a\times b) +(a\times c)\)
Comparing left-side , we have
a= 8, b =40 and c =7
So, by using distributive property, we get
\(8\times(40+7)\) \(= (8\times 40)+( 8\times 7)\)
Therefore, the missing number is 40.
Learn more about distributive property here:
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