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Approximate the area under a curve: left and right endpoints
Free printable Calculus math worksheet for "Approximate the area under a curve: left and right endpoints" — practice introduction to integration. No-prep, print or assign online.
This worksheet guides students through approximating the area under a curve using left and right endpoint methods. Teachers can use it to reinforce foundational integration concepts and develop students' skills in estimating definite integrals. Ideal for high school calculus classes focusing on numerical integration techniques and understanding Riemann sums.
Learning objectives
- Calculate approximate areas under curves using left endpoint Riemann sums.
- Calculate approximate areas under curves using right endpoint Riemann sums.
- Compare left and right endpoint approximations to understand overestimation and underestimation.
Answer Key

How to use this worksheet
- Click “Download Worksheet” and sign in with Google or email to get the PDF instantly.
- 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.
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