Question

7×1+3×1/10+7×1/100+9×1/1000​

Answer 1

= 7+0.3+0.07 +0.009

= 7.379

hope it helps

Answer 2

Answer:

• 7×1 + 3×$\frac{1}{10}$ + 7×$\frac{1}{100}$ + 9×$\frac{1}{1000}$

⇒ 7 + 0.3 + 0.07 + 0.009

⇒ 7.379