Addition With Missing Addends
For each number sentence students need to figure out the missing addend that. 1 6 8 2 1 1 3 5 19 4 1 11 5 5 5 6 5 11 7…
Does The Order Of Addends Matter
Heres another example in which the numbers 7 4 and 9 are addends and 20 is the sum. The Law that says you can swap num…