Addition in doubles

 Simple addition for children 

1+1=2

2+2=4

4+4=8

8+8=16

16+16=32

32+32=64

64+64=128

128+128=256

256+256=512

512+512=1024

1024+1024=2048

2048+2048=4096

4096+4096=8192

8192+8192=16384

16384+16384=32768

32768+32768=65536

65536+65536=131072

131072+131072=262144

262144+262144=524288

524288+524288=1048576

1048576+1048576=2097152

2097152+2097152=4194304

4194304+4194304=8388608

8388608+8388608=16777216

16777216+16777216=33554432

33554432+33554432=67108864

67108864+67108864=134217728

134217728+134217728=268435456

268435456+268435456=536870912

536870912+536870912=1073741824

1073741824+1073741824=2147483648

2147483648+2147483648=4294967296

4294967296+4294967296=8589934592

8589934592+8589934592=17179869184

17179869184+17179869184=34359738368

34359738368+34359738368=68719476736

68719476736+68719476736=137438953472

137438953472+137438953472=274877906944

Four Vedas

 The time of the creation of the Vedas was 4500 BC.

Veda is derived from the Sanskrit word, which means knowledge

Four Vedas: 

Rigveda, 

Yajurveda, 

Samaveda, and 

Atharvaveda. 

Rig-status,

Yaju-transformation, 

Sama-dynamic, and 

Atharva-root. 

Rik is also called Dharma,

Yajuh is called Moksha, 

Sama is called Kama, and

Atharva is also called Artha.

 On the basis of these, Dharmashastra, Arthashastra, Kamashastra, and Mokshashastra have been created.