angie031382ovvivv angie031382ovvivv
  • 06-09-2017
  • Mathematics
contestada

What addition doubles fact can help you find 4+3? Explain how you know?

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Sansa
Sansa Sansa
  • 06-09-2017
Two can help you. You can either use the fact that 4 + 4 = 8, then subtract 1, or 3 + 3 = 6 and then add 1
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