Multiple choice What is 17 times 34? 578 492 388 278 Reveal answer Fill a bubble to check yourself A Correct answer Explanation 17 × 34 = 17 × (30 + 4) = 510 + 68 = 578. Alternatively: 17 × 2 = 34, then 34 × 17 = 578. This tests two-digit multiplication skills using the distributive property or standard algorithm.