Question

two-one=

ten-eight=

nine+thrity=

Answer 1

two - one = one

ten - eight = two

nine - thirty = -21

Answer 2

two-one=one

ten-eight=tưo

nine+thrity=

Answer 3

a,1

b,2

c,39

Answer 4

\(two-one=one\)

\(ten-eight=two\)

\(nine+thirty=thirty-nine\)

Answer 5

two-one=one

ten-eight=two

nine+thrity=twelve

Answer 6

two - one = one

ten - eight = two

nine + thrity = thtity - nine

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