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Thursday, 5 May 2016

Follow up maths day 3


  1. 4 + 2 + 5 - 9 = 4+2=6+6=11-9=2
  2. 8 + 5 + 2 -7 =8+5=13+2=15-7=8
  3. 10 + 2 + 7 - 12 =10+2=12+7=19-12=7
  4. 10 + 5 - 15 = 10+5=15-15=0
  5. 2 + 6 + 4 + 3 - 7 =2+6=8+4=12+3=15-7=8

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