Use arrays to start at 45 and perform the x9 multiplication facts up to 80. This activity shows students how multiplying by 9 is related to repeated addition
A. Skip count by 9
B. Determine multiples of 9 in a multiplication chart
D. Determine products of 9 in a times table
E. Solve division problems with a divisor of 9 based on its relationship to multiplication
F. Solve division problems with a divisor of 9 (Level 1)
G. Solve division problems with a divisor of 9 (Level 2)
H. Solve multiplication equations using the break apart and distribute strategy
I. Solve multiplication equations using the 9 = 10-1 strategy