74+81=15, 92+23=11 then87+43=?
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Answer:
87 + 43 = 12
Step-by-step explanation:
(i)74 + 81 = 15
7 + 8 = 15
(ii)92 + 23 = 11
9 + 2 = 11
(iii)87 + 43 = 12
8 + 4 = 12
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