Add it Up or Take Away
55 + 14
69
Is the sum even or odd? Write EVEN or ODD on your board!
8 + 1
ODD
443 - 207
236
Ms. Popp picked 46 tomatoes from her garden on Friday. On Saturday, she picked 17 tomatoes. How many tomatoes did she pick?
63 tomatoes
Round the following number to the nearest tens place:
43
356 + 442
798
MaKenzie writes the addition problem 5 + 9. Is the sum EVEN or ODD?
Even
595 - 286
309
There are 294 men and 332 women at BCCC. How many students are in the school?
626 students
Round the following number to the nearest tens place:
97
100
Use the break apart strategy to solve find the sum
142 + 436
100 + 40 + 2
400 + 30 + 6
500 + 70 + 8 = 578
Find the sum. Then use commutative property to write the related sentence.
3 + 2 = _____
___ + ____ =
3 + 2 = 5
2 + 3 = 5
406 -271
132
Morgan scored 265 points in a computer game. Donell scored 142 points. How many more points did Anna score than Greg?
123 points
There were 687 people at a baseball game. A newspaper reported this number rounded to the nearest hundred. What number did the newspaper report?
700
445 - 112
333
Tsion says that he has an odd number of Pokémon cards. He has 6 cards in his bookbag and 8 cards in his hand. Is Tsion correct?
Say Yes or No and then explain
No because 6 + 8 = 14, which is an even number
Find the difference of 963-256.
Then round the difference to the nearest hundred
707
700
Derrick has 57 action figures. Devin has 186 action figures. Estimate the number of action figures Derrick and Devin have altogether.
250 or 260
Round this number the nearest hundred and to the nearest tens place.
428
Hundred: 400
Tens: 430
Use the break apart strategy to add the following numbers:
1426 + 351
1000 + 400 + 20 + 6
300 + 50 + 1
1000 + 700 + 70 + 7 = 1,777
Even numbers usually have what digits in them?
What digits usually are in odd numbers?
2,4,6,8,0
1,3,5,7,9
Logan solves the problem below. He said the difference is 214. But he made a mistake! What mistake did he make and what is the correct answer?
After he borrowed one ten to give to the ones place he only should have 4 tens left, and when you take 4 tens away, you will have no tens. 204
Chai scores 247 points in a video game. How many more points does he need to score a total of 650?
403 points
Find the estimated difference for the following problem:
712 -289
700 - 300 = 400