maracaibo maracaibo

07-03-2018
Mathematics

contestada

match the match sentences that count on and back by tens.
38+20=? 63+40=? 42+30=?
77-30=? 53-40=? 91-20=?

Respuesta :

Vividerla Vividerla

07-03-2018

58 103 72
47 13 71

Hope I helped!
~ Zoe

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