1.   Multiply. Use basic facts and patterns.

5 × 3

5 × 30

5 × 300

5 × 3,000

    A. 15; 1,500; 15,000; 150,000 B. 15; 150; 1,500; 15,000
    C. 3; 35; 305; 3,005 D. 8; 80; 800; 8,000
    Hint

  2.   Multiply. Use basic facts and patterns.

7 × 6

7 × 60

7 × 600

7 × 6,000

    A. 42; 420; 4,200; 42,000 B. 42; 4,200; 42,000; 420,000
    C. 76; 760; 7,600; 76,000 D. 45; 450; 4,500; 45,000
    Hint

  3.   Find 7 × 500.
    A. 3,500 B. 507
    C. 7,500 D. 750
    Hint

  4.   Each hour, a theme park admits 1,000 guests. How many guests have entered after 12 hours?
    A. 1,200 B. 10,200
    C. 12,000 D. 1,000
    Hint

  5.   How many zeros are in the product of 50 and 40?
    A. 5 B. 2
    C. 3 D. 4
    Hint