thompsonlariah
thompsonlariah
27-09-2017
Mathematics
contestada
use mental math for 122+306
Respuesta :
bareoak1
bareoak1
27-09-2017
306+122=428
Because you add 6 & 2 in the ones place which is 8.
then 2 and 0 which is 2.
finally 1 and 3 which is 4
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