Worksheet: Estimating the Products of Two-Digit Numbers: Rounding

In this worksheet, we will practice estimating the product of two positive two-digit numbers by rounding to the nearest ten.

Q1:

Which of the following is closest to 11×21?

  • A2,000
  • B20
  • C200
  • D20,000

Q2:

Which of the following is closest to 16×82?

  • A13,000
  • B130
  • C1,300
  • D130,000

Q3:

Which of the following is closest to 91×73?

  • A66,000
  • B660
  • C6,600
  • D660,000

Q4:

Which of the following is closest to 82×48?

  • A39,000
  • B390
  • C3,900
  • D390,000

Q5:

Which of the following is closest to 66×57?

  • A38,000
  • B380
  • C3,800
  • D380,000

Q6:

Which of the following is closest to 79×46?

  • A36,000
  • B360
  • C3,600
  • D360,000

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