Intro/ Review to Rounding & Estimations

Last updated about 2 years ago

20 questions

3.4.B

Intro/ Review to Rounding & Estimations

Last updated about 2 years ago

20 questions

Round to the nearest ten.

Example:  237 → _240_

132 → __________

743 → __________

336 → __________

3.4.B

Round to the nearest hundred.

Example:  2,432 → _2,400

4,768 → __________

2,423 → __________

8,462 → __________

3.4.B

Round to the nearest ten.

Example:  2,453 → __2,450__

3,682 → __________

54,637 → __________

41,608 → __________

3.4.B

Round to the nearest hundred.

Example:  47,286 → __47,300__

25,473 → __________

53,729 → __________

67,821 → __________

3.4.B

Round to the underlined number.

Example:  472,563 → _473,000_

854,368 → __________

91,483 → __________

748,924 → __________

3.4.B

Round to the leading digit.

Example:  472,563 → _500,000_

8,328 → __________

683 → __________

748,924 → __________

3.4.B

Estimate the sum or difference by rounding to the nearest ten.

Example:

28 + 17 → __30__ + __20__ = __50__

17 + 23 → __________  + __________ = __________

3.4.B

Estimate the sum or difference by rounding to the nearest ten.

Example:

28 + 17 → __30__ + __20__ = __50__

42 + 37 → __________  + __________ = __________

3.4.B

Estimate the sum or difference by rounding to the nearest ten.

Example:

28 + 17 → __30__ + __20__ = __50__

38 − 14 → __________ − __________ = __________

3.4.B

Estimate the sum or difference by rounding to the nearest ten.

Example:

28 + 17 → __30__ + __20__ = __50__

9 + 63 → __________  + __________ = __________

3.4.B

Estimate the sum or difference by rounding to the nearest ten.

Example:

28 + 17 → __30__ + __20__ = __50__

68 − 21 → __________  − __________ = __________

3.4.B

Estimate the sum or difference by rounding to the nearest ten.

Example:

28 + 17 → __30__ + __20__ = __50__

12 + 82 → __________  + __________ = __________

3.4.B

Round to the nearest ten.

Example:  263 → _260_

164 → _______           281 → _______           538 → _______ 

3.4.B

Round to the nearest hundreds.

Example:  6,473 → _6,500_

7,564 → _______           3,281 → _______           5,738 → _______ 

3.4.B

Round to the underlined digit.

Example:  34,562 → _34,600_

34,269 → _______           729,281 → _______           25,738 → _______ 

3.4.B

Round to the leading digit.

Example:  49,502 → _50,000_

723,483 → _______           3,281 → _______           26,738 → _______ 

3.4.B

Estimate the sum or difference by rounding to the nearest ten.

Example:

28 + 17 → __30__ + __20__ = __50__

46 + 31 → _______+ _______ =  _______

3.4.B

Estimate the sum or difference by rounding to the nearest hundred.

Example:

278 + 137 → __300__ + __100__ = __400__

486 + 341 → _______+ _______ =  _______

3.4.B

Estimate the sum or difference by rounding to the nearest hundred.

Example:

278 + 137 → __300__ + __100__ = __400__

5,263 − 2,823 → _______− _______ =  _______

3.4.B

Estimate the sum or difference by rounding to the leading number.

Example:

278 + 37 → __300__ + __40__ = __260__

24,389 + 4,823 → _______+ _______ =  _______

3.4.B