Addition w/ Estimation
56 + 62=
Round the answer to the nearest ten.
118 ----> 120
56-34=
Round the difference to the nearest ten.
22----> 20
The classes in the fourth grade were counting the fundraiser money they earned. Mr. Smith's Class earned 246 dollars and Mrs. White's class earned 833 dollars. To the nearest ten, how much did they earn total?
1080
There are 37 people on a commuter train. 30 people got off at the first stop. 10 people got on at the second stop. About how many people were on the train then?
17---> 20
Find the missing number.
4, 8, 12, ____, 20
16
789+ 289=
Round the sum to the nearest hundred.
1,078----> 1,000
204-102
Round to the nearest hundred.
102-----> 100
Julie has $4.75. She buys a piece of candy for $3.25. Estimate how much money Julie has after she pays for the candy.
$1.50 estimated $2
Nina had 21 stuffed animals. She received 12 more from her friends. She donated 15.About How many stuffed animals does she have now?
18--- 20
12:45 PM
382 + 173 =
Round the sum to the nearest hundred.
555 ----> 600
948-356 =
Round the difference to the nearest hundred.
592 -----> 600
There are 6 horses in a field.
Each horse has a horseshoe on each foot.
How many horseshoes do the horses have in all?
24
The cheerleading team collects money to buy new equipment. Kelly collects $250. Michelle collects $60 less than Kelly, and Tamara collects $35 more than Michelle. How much money did Michelle and Tamara make? (Hint: not all together)
Michelle: $190
Tamara: $225
9 x 9
81
3,516 + 1, 645=
Round the sum to the nearest tens.
5,161----> 5,160
6,980- 1,405=
Round to the nearest ten.
5,575 -----> 5,580
Callie makes bracelets to give to her friends. She uses 216 red beads and 277 pink beads. She finds the total number of beads she solves the problem:
277 + 216 = 493
How can she check if she is correct? Was she correct yes or no?
Yes she is correct, she can subtract 493 from 277 or 216.
Vanessa, Carl, and Brook are celebrating their birthdays. Vanessa is 27 years old. Carl is 14 years younger than Vanessa. Brooke is 2 years older than Carl.
How old is Brooke?
15 years old
Round 156,768, 543 to the nearest millions.
157,000,000
10,456 + 3,678 =
Round the sum to the nearest Thousands.
14,134----> 14,000
13,834 - 6,945=
Round to the nearest hundred.
6,889----> 6,900
There were 64 penguins at the zoo.
Then 18 baby penguins were born.
Then 14 penguins were sent away to another zoo.
How many penguins does the zoo have now?
68 penguins
Samantha earned 182 cleaning her grandmother's house last month. She went to the mall and spent all her money! She bought a pair of jeans, a $56 sweater and a $61 of shoes. How much were the jeans?
$65
Miss. K writes these pairs that have a secret rule.
702, 567
365,230
815, 680
What is the rule
Subtract 135