W.A.L.T... recall groupings within 100

WARM-UP

60 +40 = 100 20 + 80 = 100 90 +10 = 100 30 + 70 = 100


100-30=70 100-40=60 100-90=10 100-70=30 100-80=20

TASK

95 +5 = 100 65 + 35 = 100 55 + 45 = 100 25 + 75 = 100

100-35=65 100-75=25 100-45=55 100-25= 75100-85=15

REFLECTION...

I solved these problems by...

CHALLENGE

89 + 11 = 100 72 + 28 = 100 59 + 41 = 100