Question

用递等式计算。 6.97÷8.5x9.5 25.3÷0.8

用递等式计算。
6.97÷8.5x9.5 25.3÷0.88÷2.5 0.943÷(0.069÷0.15) 2.9x8.7÷2.9x8.7

Answer 1

6.97÷8.5x9.5
=0.82×9.5
=7.79

25.3÷0.88÷2.5
=28.75÷2.5
=11.5

0.943÷(0.069÷0.15)
=0.943÷0.46
=2.05

2.9x8.7÷2.9x8.7
=25.23÷2.9×8.7
=8.7×8.7
=75.69