oakgrove oakgrove

04-09-2018
Mathematics

contestada

explain one way to add 3 digit numbers

Respuesta :

josiie16 josiie16

04-09-2018

you can add them like this:

so if 156 + 213 + 109 was the equation then you would

first put them in order from biggest to smallest

213
156
+109
-----------

then add:

¹ ← ←
213 ↑
156 ↑
+109 ↑
---------↑ ( carry the 10 )
478 (add the ¹ )

then you get the answer 478!

hope that helps :)

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