Anadarko Petroleum (NYSE: APC) reported earnings on April 30. Here are the numbers you need to know.

The 10-second takeaway
For the quarter ended March 31 (Q1), Anadarko Petroleum beat expectations on revenue and beat expectations on earnings per share.

Compared to the prior-year quarter, revenue expanded and GAAP earnings per share improved significantly.

Gross margin dropped, operating margin improved, and net margin increased.

Revenue details
Anadarko Petroleum logged revenue of $3.45 billion. The 16 analysts polled by S&P Capital IQ expected a top line of $3.34 billion on the same basis. GAAP reported sales were 6.9% higher than the prior-year quarter's $3.22 billion.

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Source: S&P Capital IQ. Quarterly periods. Dollar amounts in millions. Non-GAAP figures may vary to maintain comparability with estimates.

EPS details
EPS came in at $0.92. The 29 earnings estimates compiled by S&P Capital IQ averaged $0.82 per share. GAAP EPS of $4.28 for Q1 were much higher than the prior-year quarter's $0.43 per share.

Source: S&P Capital IQ. Quarterly periods. Non-GAAP figures may vary to maintain comparability with estimates.

Margin details
For the quarter, gross margin was 80.5%, 50 basis points worse than the prior-year quarter. Operating margin was 26.3%, 730 basis points better than the prior-year quarter. Net margin was 62.5%, 5,580 basis points better than the prior-year quarter.

Looking ahead
Next quarter's average estimate for revenue is $3.45 billion. On the bottom line, the average EPS estimate is $0.91.

Next year's average estimate for revenue is $14.50 billion. The average EPS estimate is $5.73.

Investor sentiment
The stock has a four-star rating (out of five) at Motley Fool CAPS, with 1,429 members out of 1,478 rating the stock outperform, and 49 members rating it underperform. Among 319 CAPS All-Star picks (recommendations by the highest-ranked CAPS members), 309 give Anadarko Petroleum a green thumbs-up, and 10 give it a red thumbs-down.

Of Wall Street recommendations tracked by S&P Capital IQ, the average opinion on Anadarko Petroleum is outperform, with an average price target of $103.31.

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Seth Jayson had no position in any company mentioned here at the time of publication. You can view his stock holdings here. He is co-advisor of Motley Fool Hidden Gems, which provides new small-cap ideas every month, backed by a real-money portfolio. Try any of our Foolish newsletter services free for 30 days. We Fools may not all hold the same opinions, but we all believe that considering a diverse range of insights makes us better investors. The Motley Fool has a disclosure policy.