\(3+3+7+7+10+5+5\)\(5\)
\(=\left(3+7\right)+\left(3+7\right)+10+\left(5+5\right)\)
\(=10+10+10+10\)
\(=10.4\)
\(=40\)
\(nha^{ }\)
\(3+3+7+7+10+5+5\)
\(=\left(3+7\right)+\left(3+7\right)+\left(5+5\right)+10\)
\(=10+10+10+10\)
\(=40\)
3 + 3 + 7 + 7 + 10 + 5 + 5
= (3 + 7) + (3 + 7) + (5 + 5) + 10
= 10 + 10 + 10 + 10
= 40
ai k mk
mk k lại, ko nói xạo
3 + 3 + 7 + 7 + 10 + 5 + 5
= 3 + 7 + ( 3 + 7 ) + 10 + ( 5 + 5 )
= 3 + 7 + 10 + 10 + 10
= 10 + 10 + 10 + 10
= 20 + 10 + 10
= 30 + 10
= 40
Đáp số : 40
3 + 3 + 7 + 7 + 10 + 5 + 5
= (3+7) + (3+7) + (5+5) + 10
= 10 + 10 + 10 + 10
= 40
3 + 3 + 7 + 7 + 10 + 5 + 5
= ( 3 + 7 ) + ( 3 + 7 ) + 10 + ( 5 + 5 )
= 10 + 10 + 10 + 10
= 10 x 4
= 40
3 + 3 + 7 + 7 + 10 + 5 + 5
= ( 3 + 7 ) + ( 3 + 7 ) + 10 + ( 5 + 5 )
= 10 + 10 + 10 + 10
= 10 x 4
= 40
3 + 3 + 7 + 7 + 10 + 5 + 5
= ( 3 + 7 ) + ( 3 + 7 ) + 10 + ( 5 + 5 )
= 10 + 10 + 10 + 10
= 10 x 4
= 40
3 + 3 + 7 + 7 + 10 + 5 + 5
= ( 3 + 7 ) + ( 3 + 7 ) + 10 + ( 5 + 5 )
= 10 + 10 + 10 + 10
= 10 x 4
= 40
3 + 3 + 7 + 7 + 10 + 5 + 5
= 10 + 10 + 10 + 10
= 20 + 20
= 40