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Thursday, 5 May 2016

Follow up maths day 4


  1. 8 + 6 + 4 - 10 =6+4=10+8=18-10=8
  2. 7 + 8 + 2 - 9 =8+2=10+7=17-9=8
  3. 7 + 3 + 3 - 7 - 10 =7+3=10+3=13-5=17-10=7
  4. 4 + 6 + 4 + 3 - 7 =6+4=10+4=14+3=17-7=10
  5. 9 + 3 + 4 - 7 - 2 =9+3=12+4=16-7=9-2=7

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