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Here is a table showing some ways of obtaining a £5 increase:

Can you continue the table in each direction?

Deposits $(+£2)$ | Withdrawals $(-£3)$ | Calculation | Outcome |

... | ... | ... | ... |

$4$ | $1$ | $4 \times (+£2) + 1 \times (-£3)$ | $+£5$ |

$7$ | $3$ | $7 \times (+£2) + 3 \times (-£3)$ | $+£5$ |

$10$ | $5$ | $10 \times (+£2) + 5 \times (-£3)$ | $+£5$ |

... | ... | ... | ... |

Can you continue the table in each direction?