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Pavel [41]
3 years ago
14

For each multiple of 9, find the sum of the ones digit and the tens digit.​

Mathematics
1 answer:
jek_recluse [69]3 years ago
3 0
Multiples of 9:

09 — 9
18 — 9
27 — 9
36 — 9
45 — 9
54 — 9
63 — 9
72 — 9
81 — 9
90 — 9
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