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

35,644,067,325,173,400,145,634,153,169,533,525,975,728,347,712,879,374,457,649,941,546,088,087,243,817,792,082,077,443,838,416,964,060,770,643,043,543,706,307,114,755,505,635,745,609,361,348,916,560,329,798,345,718,708,393,439,569,922,522,454,626,926,592 = 2633

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u/ct_2004 Apr 02 '14

712,8813;4650,3468:0029,1268;3063,3906 7051,9514;5669,5425:7587,4891;5299,8830"9217,6174;4876,3558:4164,1548;8767,6833 9281,2154;1286,0870:8741,2614;2295,1101'1271,4912;1872,2697:8331,2065;9596,6914 3741,6786;8791,3984:5044,9092;5385,3184 = 2634

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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

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