Grade 4 Base Ten Operations Practice

Question 1 of 37Score 0/0Medium

Question 1 of 37: Round 4,736 to the nearest thousand.

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Keep going: Read the lesson: Multi-Digit Place Value to 1,000,000 Place Value Explorer Multiplication Grid
Answer key for parents & teachers (37 questions)
  1. Round 4,736 to the nearest thousand. — 5,000. The hundreds digit is 7 (≥ 5), so round up: 4,736 → 5,000.
  2. What is 600,000 + 40,000 + 8,000 + 500 + 7 written as a number? — 648,507. 600,000 + 40,000 + 8,000 + 500 + 7 = 648,507.
  3. In 3,456,789 the digit 5 has a value of… — 50,000. 3,456,789 → 3=millions, 4=hundred-thousands, 5=ten-thousands. 5 × 10,000 = 50,000.
  4. Which number has 9 in the hundred-thousands place? — 934,021. 934,021 → the 9 is in the hundred-thousands place (9 × 100,000 = 900,000).
  5. How many times greater is the value of the 6 in 600,000 than the 6 in 60,000? — 10. 600,000 ÷ 60,000 = 10. Each place is 10 times greater than the place to its right.
  6. What number is 10,000 more than 489,600? — 490,600. 489,600 + 10,000 = 499,600. Wait — 489,600 + 10,000 = 499,600.
  7. Order from least to greatest: 1,023,456 | 1,230,456 | 1,203,456 — 1,023,456 < 1,203,456 < 1,230,456. All start with 1,0__ vs 1,2__. 1,023,456 < 1,203,456 < 1,230,456 (compare hundred-thousands: 0 < 2; then ten-thousands: 0 < 3).
  8. The distance from the Earth to the Moon is about 384,400 km. What is the value of the 8 in this number? — 80,000. 384,400 → 3=hundred-thousands, 8=ten-thousands. 8 × 10,000 = 80,000.
  9. What is 10,000 less than 1,000,000? — 990,000. 1,000,000 − 10,000 = 990,000.
  10. What is 1,246 × 5? — 6,230. 5×6=30 (0 carry 3); 5×4+3=23 (3 carry 2); 5×2+2=12 (2 carry 1); 5×1+1=6 → 6,230.
  11. What is 2,304 × 7? — 16,128. 7×4=28 (8 carry 2); 7×0+2=2; 7×3=21 (1 carry 2); 7×2+2=16 → 16,128.
  12. A farmer plants 1,156 seeds per row. He has 8 rows. How many seeds total? — 9,448. 1,156 × 8 = 9,248. Wait — 8×6=48 (8 carry 4); 8×5+4=44 (4 carry 4); 8×1+4=12 (2 carry 1); 8×1+1=9 → 9,248.
  13. Which shows the partial products method for 312 × 4? — 300×4 + 10×4 + 2×4 = 1,200 + 40 + 8 = 1,248. Partial products: 300×4=1,200; 10×4=40; 2×4=8. Total = 1,248.
  14. What is 3,009 × 6? — 18,054. 6×9=54 (4 carry 5); 6×0+5=5; 6×0=0; 6×3=18 → 18,054.
  15. A warehouse has 4 sections each containing 2,347 boxes. How many boxes are there? — 9,388. 2,347 × 4 = 9,388.
  16. Which product is the LARGEST? — 1,200 × 3. 1,200×3=3,600; 600×7=4,200; 400×9=3,600; 800×5=4,000. Greatest is 4,200 (600×7).
  17. If 1,250 × 6 = 7,500, what is 1,250 × 7? — 8,750. 1,250 × 7 = 1,250 × 6 + 1,250 = 7,500 + 1,250 = 8,750.
  18. A printing press prints 2,875 pages per hour. How many pages in 4 hours? — 11,500. 2,875 × 4 = 11,500.
  19. What is 15 × 15? — 225. 15×15 = (10+5)(10+5) = 100+50+50+25 = 225.
  20. What is 24 × 35? — 840. 24×5=120; 24×30=720. 120+720=840.
  21. What is 47 × 23? — 1,081. 47×3=141; 47×20=940. 141+940=1,081.
  22. A garden is 36 m long and 28 m wide. What is its area? — 1,008 m². 36 × 28 = 36×20 + 36×8 = 720 + 288 = 1,008 m².
  23. What is 63 × 40? — 2,520. 63 × 40 = 63 × 4 × 10 = 252 × 10 = 2,520.
  24. Which partial products are needed for 52 × 38? — 50×30 + 50×8 + 2×30 + 2×8. Partial products expand both factors: 50×30 + 50×8 + 2×30 + 2×8 = 1,500+400+60+16 = 1,976.
  25. What is 75 × 12? — 900. 75×12 = 75×10+75×2 = 750+150 = 900.
  26. What is 99 × 11? — 1,089. 99×11 = 99×10+99 = 990+99 = 1,089.
  27. A pack of 24 crayons costs $0.35 each. What is the total cost in cents? (24 × 35) — 840¢. 24×35 = 840. The 24 crayons cost 840 cents ($8.40).
  28. What is 138 ÷ 6? — 23. 6 into 13=2 (r1); bring down 8 → 18; 6 into 18=3. Answer: 23.
  29. What is 252 ÷ 7? — 36. 7 into 25=3 (r4); bring down 2 → 42; 7 into 42=6. Answer: 36.
  30. A pack of 144 pencils is split equally into boxes of 6. How many boxes? — 24. 144 ÷ 6 = 24 boxes.
  31. What is 385 ÷ 5? — 77. 5 into 38=7(r3); bring down 5 → 35; 5 into 35=7. Answer: 77.
  32. Which statement describes "remainder"? — The amount left over after equal sharing. The remainder is what is left over when division is not exact.
  33. What is 175 ÷ 7? — 25. 7 into 17=2(r3); bring down 5 → 35; 7 into 35=5. Answer: 25.
  34. 312 students are split into groups of 8. How many full groups are there, and how many students are left over? — 39 groups, 0 left. 312 ÷ 8 = 39 exactly (8×39=312). 39 groups, 0 left over.
  35. What is 207 ÷ 9? — 23. 9 into 20=2(r2); bring down 7 → 27; 9 into 27=3. Answer: 23.
  36. If quotient × divisor + remainder = dividend, and quotient=17, divisor=4, remainder=3, what is the dividend? — 71. 17 × 4 + 3 = 68 + 3 = 71.
  37. What is 448 ÷ 8? — 56. 8 into 44=5(r4); bring down 8 → 48; 8 into 48=6. Answer: 56.