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AIBU?

Share your dilemmas and get honest opinions from other Mumsnetters.

How would you split the bills?

181 replies

Tashaa · 01/02/2026 16:43

Household is me, DP, his three children aged 8-13 who are here weekends and holidays, and our shared DS aged 2, who is in nursery 4 days a week.

I work 4 days a week, he works 5. I earn 50k, he earns 40k. I generally buy anything DS needs. Our bills are about 4.2k a month. Mortgaged house in need of repairs.

AIBU: split bills according to percentage of household income earned
AINBU: split bills 50/50

OP posts:
Tashaa · 01/02/2026 16:50

brunettemic · 01/02/2026 16:49

Whatever you think is best. I earn probably 2.5x what DH earns but we pay the same for bills. I just then pay for things like holidays and cars. Most people probably think we’re mad but it works perfectly for us.

This is how I would prefer it to be but he wants us to pay by percentage because then he’ll pay less

OP posts:
brunettemic · 01/02/2026 16:49

Whatever you think is best. I earn probably 2.5x what DH earns but we pay the same for bills. I just then pay for things like holidays and cars. Most people probably think we’re mad but it works perfectly for us.

Tashaa · 01/02/2026 16:48

Chasingsquirrels · 01/02/2026 16:47

Per income.

But I would consider a joint child's costs to be part of the bills.

Even though all of our bills are higher as he has four children to house compared to my one?

OP posts:
Tashaa · 01/02/2026 16:48

HappiestSleeping · 01/02/2026 16:47

I am not sure what the difference is between your options. If you take the total outgoings, you pay 56% he pays 44% (which I think is the second option of percentage of household income). What do you mean by 'split according to salary' ?

Sorry, I edited it, my options didn’t make sense

OP posts:
HappiestSleeping · 01/02/2026 16:47

I am not sure what the difference is between your options. If you take the total outgoings, you pay 56% he pays 44% (which I think is the second option of percentage of household income). What do you mean by 'split according to salary' ?

Chasingsquirrels · 01/02/2026 16:47

Per income.

But I would consider a joint child's costs to be part of the bills.