
Approximate the area under a curve: midpoints
Free printable Calculus math worksheet for "Approximate the area under a curve: midpoints" — practice introduction to integration. No-prep, print or assign online.
This worksheet provides a challenging set of problems focused on approximating the area under a curve using midpoint Riemann sums. Teachers can use it to reinforce students' understanding of integration concepts and numerical approximation methods. Ideal for high school calculus classes, it supports skill development in estimating definite integrals and comparing approximation techniques.
Learning objectives
- Calculate the approximate area under a curve using midpoint Riemann sums.
- Apply midpoint approximation techniques to estimate definite integrals.
- Analyze the accuracy of midpoint approximations compared to other Riemann sum methods.
Answer Key

How to use this worksheet
- Click “Download Worksheet” to get the PDF — free with a KiwiBee account (up to 25 downloads a month).
- Print at home or in class for High School; it's no-prep, with no extra materials needed.
- Use the included answer key to mark it in seconds.
Frequently asked questions
Is the “Approximate the area under a curve: midpoints” worksheet free?
Yes. “Approximate the area under a curve: midpoints” is a free printable Math worksheet. Sign in with a free KiwiBee account to download the PDF — it includes up to 25 downloads a month.
What grade or age is this Math worksheet for?
It's designed for High School (ages 14–18), covering Introduction to integration.
Does it come with an answer key?
Yes — a matching answer key is included so you can grade it in seconds.
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