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Friday, 21 February 2020

maths.

WALT: solve addition and subtraction problems using various strategies 
  1. 279 + 654 = 
  2. 200+600=800
  3. 70+50=120 
  4. 9+4=13  
  5. 800+120+13=933
  6. 2. 395 + 257 = 
  7. 300+200=500
    90+50=140 
    5+7=12 
    500+140+12=652 
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