=(2+8)+(3+7)+(4+6)+5
=10+10+10+5
=30+5
=35
2 + 3 + 4 + 5 + 6 + 7 + 8
= (2 + 8) + (3 + 7) + (4 + 6) + 5
= 10 + 10 + 10 + 5
= 10 x 3 + 5
= 30 + 5
= 35
\(2+3+4+5+6+7+8\)
\(=\left(2+8\right)+\left(3+7\right)+\left(4+6\right)+5\)
\(=10+10+10+5\)
\(=30+5\)
\(=35\)
2+3+4+5+6+7+8
=(2+8)+(3+7)+(4+6)+5
=10+10+10+5
=35
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(2+8)+(3+7)+(4+6)+5
=10+10+10+5
=20+10+5
=30+5
=35
(2+8)+(3+7)+(4+6)+5=
10 + 10 +10 +5=
10x3 +5 =
30+5=35
2 + 3 + 4 + 5 + 6 + 7 + 8
= ( 2 + 8 ) + ( 3 + 7 ) + ( 4 + 6 ) + 5
= 10 + 10 + 10 + 5
= 35
2+3+4+5+6+7+8=
= [2+8]+[3+7]+[4+6]+5
= 10+10+10+5
= 35
= (2+8) (3+7) + (4+6) + 5
=10+10+10+5
=20+10+5
30+5
=35