Answer:
90
Step-by-step explanation:
62 = 60 + 2
28 = 20 + 8
62 + 28 = 60 + 2 + 20 + 8
62 + 28 = 80 + 10
60 + 28 = 90
62+28
(60+2)+(30-2)
(60+30)+(2-2)
Hope it helps you buddy
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Answers & Comments
Answer:
90
Step-by-step explanation:
62 = 60 + 2
28 = 20 + 8
62 + 28 = 60 + 2 + 20 + 8
62 + 28 = 80 + 10
60 + 28 = 90
Answer:
90
Step-by-step explanation:
62+28
(60+2)+(30-2)
(60+30)+(2-2)
90
Hope it helps you buddy