Payroll retroactive rate adjustment calculator

Calculate gross adjustment by period and original calculated gross with your own figures.

Your numbers

Use the units shown. Results update as you change valid inputs.

Choose the currency for these amounts. Changing it keeps your numbers and does not convert exchange rates.

Use gross adjustment by period and original calculated gross to compare changes to your inputs. The method and limits below explain the scope.

Examples

Examples

Try the starting example

Periods: name, regular minutes, overtime minutes, old $/hour, revised $/hour, overtime multiplier
P1,2400,120,10,11,1.5 P2,1800,0,10,12,1
Retroactive adjustment already paid ($)
20
Gross adjustment by period ($)
P1: 43.00; P2: 60.00
Original calculated gross ($)
$730.00
Revised calculated gross ($)
$833.00
Total gross adjustment ($)
$103.00
Adjustment still unpaid, signed ($)
$83.00

Try another scenario

Periods: name, regular minutes, overtime minutes, old $/hour, revised $/hour, overtime multiplier
P1,2400,120,10,11,1.5 P2,1800,0,10,12,1
Retroactive adjustment already paid ($)
103
Gross adjustment by period ($)
P1: 43.00; P2: 60.00
Original calculated gross ($)
$730.00
Revised calculated gross ($)
$833.00
Total gross adjustment ($)
$103.00
Adjustment still unpaid, signed ($)
$0.00
Calculation method

Calculation method

Gross adjustment by period ($)

Recompute regular and overtime components at each stated rate and subtract original from revised.

Original calculated gross ($)

Sum old-rate regular and overtime pay, each component rounded to US cents.

Revised calculated gross ($)

Sum revised-rate components using the same hours and multipliers.

Total gross adjustment ($)

Revised total−original total.

Adjustment still unpaid, signed ($)

Total adjustment−entered prior adjustment payments.

Symbols and units
a
Periods: name, regular minutes, overtime minutes, old $/hour, revised $/hour, overtime multiplier
b
Retroactive adjustment already paid ($)

Use the units shown. A list keeps the order in which you enter its values. The symbol ^ means “raised to the power of”.

Assumptions & limits

Assumptions & limits

  • A gross-pay correction under supplied rates, hours and overtime multipliers. It excludes tax, benefit recalculation, interest, retroactive entitlement and actual payment.
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Further reading

US Department of Labor: pay/time recordkeeping background; actual rules vary ↗

Background reading; this does not imply endorsement or independent review of SumFizz.

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