Question

When we have more than 9 ones we use _________?

(a) grouping
(b) regrouping
(c) refreshing​

Answer 1

Given,

When we have more than 9 ones we use-------?

(a) grouping

(b) regrouping

(c) refreshing​

Solution,

Know that when one column adds up to more than ten then we regroup ten ones into one ten.

Hence, the correct option is (b) i.e. regrouping.