WALT:Use place value to answer addition problems

1)127+46=

      40   6

127+40=167    167+6=173

2)324+58=

      4 + 8 =12

320+50=370 370+12=382

3)422+63=

      2 + 3 = 5

420+60=480  480+5=485

4)624+50=

      4 + 0 = 4       

620+50=670    670+4=674

5)326+44=

       6 + 4 = 10

320+40=360    360+10=370

6)428+52=

      8 + 2 = 10

420+50=470     470+10=480