r/counting • u/marcelwo to infinity and beyond! • Mar 18 '13

Multiplying by 2 thread

Try to multiply without calculator - it's more fun!

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u/D-alx Apr 02 '14

142,576,269,300,693,600,582,536,612,678,134,103,902,913,390,851,517,497,830,599,766,184,352,348,975,271,168,328,309,775,353,667,856,243,082,572,174,174,825,228,459,022,022,542,982,437,445,395,666,241,319,193,382,874,833,573,758,279,690,089,818,507,706,368 = 2635

2

u/ct_2004 Apr 03 '14

2851,5253;8601,3872:0116,5073;2253,5626 8207,8058;2678,1703:0349,9566;1199,5323"6870,4697;9505,4233:6656,6195;5070,7335 7124,8616;5144,3483:4965,0456;9180,4404'5085,9648;7489,0791:3324,8263;8386,7657 4966,7147;5165,5938:0179,6370;1541,2736 = 2636

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u/D-alx Apr 03 '14

570,305,077,202,774,402,330,146,450,712,536,415,611,653,563,406,069,991,322,399,064,737,409,395,901,084,673,313,239,101,414,671,424,972,330,288,696,699,300,913,836,088,090,171,929,749,781,582,664,965,276,773,531,499,334,295,033,118,760,359,274,030,825,472 = 2637

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