subhanfarhan subhanfarhan
  • 17-01-2019
  • Mathematics
contestada

Use the numbers to write related addition and subtraction sentences 6789151617

Respuesta :

nynyxlrocks nynyxlrocks
  • 17-01-2019

Answer:


Step-by-step explanation:

7+8=15    8+7=15     15-7=8  15-8=7

9-8=1    8+1=9   9-8=1   1+8=9

17-8=9  9+8=17  8+9=17    17-9=8    

15-9=6 6+9=15   9+6=15   15-6=9



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