Step-by-step explanation:
[tex] \underline{ \underline{ \text{Given}}} : [/tex]
[tex] \underline{ \underline{ \text{To \: find}}} : [/tex]
[tex] \underline{ \underline{ \text{Solution}}} : [/tex]
[tex] \tt{16\% \: of \: 400}[/tex]
⟷ [tex] \tt{ \frac{16}{100} \times 400}[/tex]
⟷ [tex] \tt{ £ 64}[/tex]
[tex] \pink{ \boxed{ \boxed{ \tt{Our \: final \: answer : \boxed{ \underline { \tt{James \: saves \: \boxed { \: £\: 64}}}}}}}}[/tex]
Hope I helped ! ♡
Have a wonderful day / night ! ツ
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