Question

7/9×（4.85÷5/18-3.6+6.15×3 3/5（带分数,三又五分之三）

Answer 1

7/9×（4.85÷5/18-3.6+6.15×3 又3/5）

=7/9×（4.85×3.6-3.6+6.15×3.6）

=7/9×3.6×(4.85-1+6.15)

=2.8×10

=28