Answer :

Answer:

1978.23

Step-by-step explanation:

197.8 ÷ √0.01 + 0.23

= (197.8 ÷ √1 / 100)+ 0.23 Multiplication first

= (1978/10 ÷ 1/10) + 0.23

= (1978/10 ×10/1) + 0.23

= 1978 + 0.23

= 1978.23