Featured contributor BSc Economics; CFA Level II candidate; 10+ years in consumer-finance publishing.

Nadia Almasri

Editorial Lead, Personal Finance

0 calculators 0 articles Member since Jun 2026

About

Nadia leads the personal finance desk and has spent over a decade writing consumer-facing explainers for banks, fintechs, and independent publications. She is obsessive about sourcing, formulas, and making the math feel approachable without dumbing it down.

She reviews every loan, mortgage, and budgeting calculator before it ships and is responsible for the editorial checklists the rest of the team uses.

Areas of expertise

Mortgages Consumer loans Budgeting Retirement planning

Education & credentials

BSc Economics — King's College London
MBA — IE Business School

Finance / Mortgage

Mortgage Qualification by DTI Calculator

Compute the maximum monthly housing payment a lender will allow from your monthly gross income, a target front-end DTI r...

basic

18,292 4.1 1 min

Finance

Inventory Turnover Ratio Calculator

Compute a company's inventory turnover ratio (cost of goods sold ÷ average inventory) and the corresponding days-on-hand...

basic

6,694 4.4 1 min

Physics

Power Dissipated in a Resistor Calculator

Calculates power dissipated P using any two of V, I, R: P = V²/R = I²R = V·I. Also computes the energy dissipated over a...

basic

2,840 3.9 1 min

Health

Wells Score DVT Probability Calculator

Estimates pre-test probability of DVT using the Wells scoring system based on clinical findings and risk factors.

basic

8,906 4.1 1 min

Finance

Balloon Loan Final Payment Calculator

Compute the final balloon payment on a partially-amortising loan. The borrower pays a smaller fixed monthly payment M (i...

basic

443 4.0 1 min

Physics

Electric Motor Output Efficiency Calculator

Calculates electric motor output shaft power, efficiency, and heat losses from input voltage, current, power factor, and...

basic

17,272 3.9 1 min

Finance

Sales-Tax-Inclusive Price Splitter

Given a tax-inclusive total and a sales-tax rate, back-out the pre-tax base price and the tax dollars: base = total / (1...

basic

23,620 4.0 1 min

Finance / Budgeting

Cash Conversion Cycle Calculator

Compute the cash conversion cycle (CCC), the number of days a business's cash is tied up in operations: CCC = DIO + DSO...

basic

11,806 4.1 1 min

Physics

Drag Force Coefficient & Frontal Area Calculator

Calculates aerodynamic drag force on a vehicle or object from air density, velocity, drag coefficient, and frontal area.

basic

20,629 4.8 1 min

Finance

Bond Macaulay Duration Calculator

Compute the Macaulay duration — the price-weighted average time to receive cash flows — for a level-coupon bond using th...

basic

14,396 4.1 1 min

Statistics

Mann-Whitney U Rank Sum Test Calculator

Calculates the Mann-Whitney U statistic from group sizes and the rank sum of group 1 to test for differences between two...

basic

2,720 4.4 1 min

Everyday Life

UPS Runtime from Battery Capacity and Load Calculator

Estimates UPS runtime: time(min) = (battery_Ah × V_battery × efficiency × DoD) / load_W × 60. Peukert effect is approxim...

basic

7,422 4.6 1 min

Showing 97 to 108 of 402 results

tutorial Finance

The 50/30/20 Rule, Used By Real People: A Budgeting Primer

Needs, wants, and savings at 50/30/20 is a starting point — not a rulebook. Here is how to adapt it when your life doesn't fit neatly into t...

Nadia Almasri

Mar 16, 2026 3 min

explainer Finance

Compound Interest Is Slow Until It Isn't: What 20 Years of $250 a Month Actually Looks Like

The same $250 a month looks unremarkable for a decade and then suddenly dominates the chart. Here is why compounding behaves that way.

Nadia Almasri

Feb 6, 2026 3 min

guide Finance

How to Think About Your Mortgage: A Plain-English Guide

A calm, jargon-free walkthrough of what actually drives your monthly mortgage payment — and how to make the number smaller.

Nadia Almasri

Jan 9, 2026 3 min

report Finance

The State of Consumer Calculators in 2026: A Short Report

We pulled usage data across our 30 most-visited calculators to understand how readers actually use consumer finance tools. Findings, caveats...

Nadia Almasri

Nov 12, 2025 3 min

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Browse categories

Nadia Almasri

Mortgage Qualification by DTI Calculator

Inventory Turnover Ratio Calculator

Power Dissipated in a Resistor Calculator

Wells Score DVT Probability Calculator

Balloon Loan Final Payment Calculator

Electric Motor Output Efficiency Calculator

Sales-Tax-Inclusive Price Splitter

Cash Conversion Cycle Calculator

Drag Force Coefficient & Frontal Area Calculator

Bond Macaulay Duration Calculator

Mann-Whitney U Rank Sum Test Calculator

UPS Runtime from Battery Capacity and Load Calculator

The 50/30/20 Rule, Used By Real People: A Budgeting Primer

Compound Interest Is Slow Until It Isn't: What 20 Years of $250 a Month Actually Looks Like

How to Think About Your Mortgage: A Plain-English Guide

The State of Consumer Calculators in 2026: A Short Report