Step 1:
→[tex]3.15[/tex]
Step 2:
→[tex] \dfrac{315}{100} [/tex]
To covert into fraction we have to remove decimals
Step 3:
→[tex] \dfrac{63}{20} [/tex]
Step 4:
→[tex]\blue{3 \dfrac{3}{20}✓ }[/tex]