Question

The value of 1 + 2/3 .

Answer 1

Answer:

5/3

Step-by-step explanation:

1+2/3

Taking lcm

=(3+2)/3

=5/3

Answer 2

ANSWER

1−2+3−4+5−.....+101

=(1+3+5+.....+101)−(2+4+6+.....+100)

=(1+3+5+.....+101)−2(1+2+3+.....+50)

=(51)

2

−2(

2

50(50+1)

)

=2601−2×1275

=2601−2550

=51