mikresjdjs mikresjdjs
  • 13-09-2016
  • Mathematics
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What addition doubles fact can help you solve 4+5? Explain how you know

What addition doubles fact can help you solve 45 Explain how you know class=

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Аноним Аноним
  • 18-04-2017
1+8 It can help because 4+5 equals 9. So 1+8 will help because it equals 9 too.
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