Use base 10 blocks and/or turnaround facts to complete an addition equation. These equations will sum to 10 each time
A. Identify a missing addend in equations with a sum and their turnaround facts
C. Identify the missing addend in equations paired as turnaround facts with sums of 4, 5, 6 and 7
D. Solve for a missing addend in an equation
E. Identify the missing addend in equations paired as turnaround facts with sums of 6, 7, 8 and 9
F. Choose the correct sum for an addition expression
G. Identify the missing addend in equations paired as turnaround facts with sums of 9 and 10