Question

Without adding, find the sum  (a) 2+ 3+ 5+ 7+ 9 +11+ 13

show the process and proof also please ​

Answer 1

please don't i can say answer only

50

answer itself big

Answer 2

Answer:

2+3=5, we all know , 5+5 =10, 9+7=16,16+11=27, 27+13= 40 ,left 10 in between add 10 with 40 is 50 .

Step-by-step explanation:

So, the answer is 50

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