Rounding & Estimations
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Last updated about 2 years ago
50 questions
1
Round to the nearest ten.
Example: 23 → __20__
12 → __________
43 → __________
33 → __________
1
Round to the nearest ten.
Example: 23 → __20__
45 → __________
19 → __________
11 → __________
1
Round to the nearest ten.
Example: 23 → __20__
32 → __________
5 → __________
41 → __________
1
Round to the nearest ten.
Example: 47 → __50__
25 → __________
53 → __________
66 → __________
1
Round to the nearest ten.
Example: 47 → __50__
85 → __________
91 → __________
77 → __________
1
Round to the nearest ten.
Example: 23 → __20__
16 → _______ 21 → _______ 48 → _______
1
Round to the nearest ten.
Example: 23 → __20__
88 → _______ 64 → _______ 59 → _______
1
Round to the nearest ten.
Example: 23 → __20__
75 → _______ 67 → _______ 92 → _______
1
Round to the nearest ten.
Example: 23 → __20__
54 → _______ 97 → _______ 25 → _______
1
Round to the nearest hundred.
Example: 274 → __300__
125 → __________
437 → __________
384 → __________
1
Round to the nearest hundred.
Example: 274 → __300__
276 → __________
440 → __________
173 → __________
1
Round to the nearest hundred.
Example: 274 → __300__
394 → __________
418 → __________
148 → __________
1
Round to the nearest hundred.
Example: 439 → __400__
682 → __________
593 → __________
833 → __________
1
Round to the nearest hundred.
Example: 439 → __400__
850 → __________
973 → __________
735 → __________
1
Round to the nearest hundred.
Example: 439 → __400__
924 → __________
572 → __________
661 → __________
1
Round to the nearest hundred.
Example: 657 → __700__
754 → _______ 647 → _______ 928 → _______
1
Round to the nearest hundred.
Example: 657 → __700__
743 → _______ 385 → _______ 164 → _______
1
Round to the nearest hundred.
Example: 657 → __700__
76 → _______ 249 → _______ 851 → _______
1
Round to the nearest hundred.
Example: 657 → __700__
762 → _______ 399 → _______ 841 → _______
1
Estimate the sum or difference by rounding to the nearest ten.
Example:
28 + 17 → __30__ + __20__ = __50__
17 + 23 → __________ + __________ = __________
1
Estimate the sum or difference by rounding to the nearest ten.
Example:
28 + 17 → __30__ + __20__ = __50__
42 + 37 → __________ + __________ = __________
1
Estimate the sum or difference by rounding to the nearest ten.
Example:
28 + 17 → __30__ + __20__ = __50__
38 − 14 → __________ − __________ = __________
1
Estimate the sum or difference by rounding to the nearest ten.
Example:
28 + 17 → __30__ + __20__ = __50__
9 + 63 → __________ + __________ = __________
1
Estimate the sum or difference by rounding to the nearest ten.
Example:
28 + 17 → __30__ + __20__ = __50__
68 − 21 → __________ − __________ = __________
1
Estimate the sum or difference by rounding to the nearest ten.
Example:
28 + 17 → __30__ + __20__ = __50__
12 + 82 → __________ + __________ = __________
1
Estimate the sum or difference by rounding to the nearest ten.
Example:
28 + 17 → __30__ + __20__ = __50__
54 + 28 → __________ + __________ = __________
1
Estimate the sum or difference by rounding to the nearest ten.
Example:
28 + 17 → __30__ + __20__ = __50__
46 + 31 → _______ + _______ = _______
1
Estimate the sum or difference by rounding to the nearest ten.
Example:
28 + 17 → __30__ + __20__ = __50__
82 − 35 → _______ − _______ = _______
1
Estimate the sum or difference by rounding to the nearest ten.
Example:
28 + 17 → __30__ + __20__ = __50__
57 − 9 → _______ − _______ = _______
1
Estimate the sum or difference by rounding to the nearest ten.
Example:
28 + 17 → __30__ + __20__ = __50__
54 + 17 → _______ + _______ = _______
1
Read the word problem, then write an equation to match.
Ms Houston baked 23 chocolate chip cookies and 28 peanut butter cookies. About how many cookies did Ms Houston bake altogether?
__________ __________ __________ = __________
1
Read the word problem, then write an equation to match.
Nicole has 27 butterfly stickers and 14 panda stickers. ABOUT how many more butter fly stickers does Nicole have than panda stickers?
__________ __________ __________ = __________
1
Read the word problem, then write an equation to match.
Kristian’s mom made 19 chicken tamales and 33 beef tamales. ABOUT how many tamales did she make?
__________ __________ __________ = __________
1
Read the word problem, then write an equation to match.
Jesus dropped 8 pencils on the floor in the morning. He dropped 13 pencils on the floor in the afternoon. ABOUT how many pencils did he drop on the floor?
__________ __________ __________ = __________
1
Read the word problem, then write an equation to match.
Stephanie ate 34 chocolate chips on Monday. She ate 53
chocolate chips on Tuesday. ABOUT how many more chocolate chips did she eat on Tuesday than Monday?
__________ __________ __________ = __________
1
Read the word problem, then write an equation to match.
Miguel danced for 22 minutes on Saturday. He danced for 45 minutes on Sunday! ABOUT how many minutes did he dance?
__________ __________ __________ = __________
1
Read the word problem, then write an equation to match.
Ernesto read 25 books in January. He read 22 books in February. ABOUT how many books did he read?
__________ __________ __________ = __________
1
Read the word problem, then write an equation to match.
Mrs. Murphy mowed her lawn for 48 minutes on Monday. She then mowed for 34 minutes on Tuesday. ABOUT how many more minutes did Mrs. Murphy mow her lawn on Monday than Tuesday?
__________ __________ __________ = __________
1
Read the word problem, then write an equation to match.
Micalea jump roped 48 times in a row. She then jumped 34 times in a row. ABOUT how many times did she jump?
__________ __________ __________ = __________
1
Read the word problem, then write an equation to match.
Lupe lost her glasses 14 times in December. She lost them 27 times in January. ABOUT how many times has she lost her glasses?
__________ __________ __________ = __________
1
Read the word problem, then write an equation to match.
Cristal has 237 hair clips. She also has 274 head bands. ABOUT how many hair accessories does she have?
__________ __________ __________ = __________
1
Read the word problem, then write an equation to match.
Vanessa has 148 pairs of pink earrings. She also has 361 pairs of hoop earrings. ABOUT how many more pairs of hoop earrings does she have than pairs of pink earrings?
__________ __________ __________ = __________
1
Read the word problem, then write an equation to match.
Alejandro scored 327 points on his video game on Saturday. He then scored 768 points on Sunday! ABOUT how many more points did Alejandro score on Sunday than Saturday?
__________ __________ __________ = __________
1
Read the word problem, then write an equation to match.
Anahi’s puppy went for 39 walks in February and 53 walks in January. ABOUT how many walks did he go on altogether?
__________ __________ __________ = __________
1
Read the word problem, then write an equation to match.
Dylan used his eraser 63 times last week. He used his eraser 39 times this week. ABOUT how
many more times has he used his eraser last week than this week?
__________ __________ __________ = __________
1
Read the word problem, then write an equation to match.
Landon drew 48 pictures in art class. But he drew 54 pictures at home. ABOUT how many pictures did he draw?
_______ + _______ = _______
1
Read the word problem, then write an equation to match.
Vanessa could do 14 karate kicks in January. She has gotten better and can do 38 karate kicks in February. ABOUT how many more karate kicks can she do in February than January?
_______ − _______ = _______
1
Read the word problem, then write an equation to match.
Jonathan has 25 freckles on his cheeks and 44 freckles on his nose. ABOUT how many frekcles does he have?
_______ + _______ = _______
1
Read the word problem, then write an equation to match.
Fabian read 46 pages of his book last week and 62 pages of his book this week. ABOUT how many more pages of his book did he read this week than last week?
_______ − _______ = _______
1
Read the word problem, then write an equation to match.
Mr. Glaeser taught 92 fifth grade students last year and 38 third grade students this year. ABOUT how many more students did Mr. Glaeser teach last year than this year?
_______ − _______ = _______