onerebecca
onerebecca
13-09-2016
Mathematics
contestada
what can you add to 70 to make 90
Respuesta :
Аноним
Аноним
13-09-2016
u can add 20 because 70 plus 20 is 90, the 7 plus 2 will be 9 and at the end you just add a zero so it is 90
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