Know the multiples of 10 that make 100
1 + 9 = 10
10 + 90 = 100
110 + 90 = 200
210 + 90 = 300
310 + 90 = 400
4 + 6 = 10
40 + 60 = 100
140 + 60 = 200
240 + 60 = 300
340 + 60 = 400
TASK: What goes with these numbers to make 100?
50 30 80
40 70 20
90 10 60
TASK: What goes with these numbers to make 500?
50 30 80
40 70 20
90 10 60
Book 4
Pg 154-157
Book 4/5
Pg 238-239
Book 5
Pg 259-260
Pg 222-225