8 tens.
Yes.
500+10+6 = 516
(3*10)+(9*1)=39
Which_answer_shows_how_you_could_regroup_to_make_a_ten_to_solve_36plus 8
25
no
4/-3 8
No.
8 tens.
Yes.
When the two numbers have an answer that is greater than or equal to ten.
500+10+6 = 516
78 can be regrouped into 6 tens and 18 ones.
3 addends mean 3 numbers. Regroup I believe means carry over. So I'm thinking something like 36+29+12=
yes
yes