Dari08
Dari08
30-09-2016
Mathematics
contestada
Use mental mAth to solve 122+306
Respuesta :
JulieC246
JulieC246
30-09-2016
122
+ 306
-------------
428
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sophia47
sophia47
30-09-2016
Mental math is using your brain so you would separate the problem into pieces to make it easier, for example first you would do 100 + 300 = 400 them add (22+6) which is 28 so 400 plus 28 is 428
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