Addition With Regrouping
1,463 + 538
2001
1,374 - 1,253
121
475 + 283 - 49
709
In this word problem- are you adding or subtracting?
Kenny has $500 to spend for his birthday party, and has already spent $324. How much money does he have left over?
Subtraction
Estimate-Round to the nearest ten 349-156=
190
4,364 + 2,970
7334
4,268 - 482
3786
______ + 2,463 = 5,989
3,526
10,000 - 4759
5241
11,364 + 2,999
14,363
18,364 - 7,612
10,753
2,364 + 1,354 - 1,283
2,435
Write another fact family sentence for:
150 + 200 = 350
350 - 200 = 150
200 + 150 = 300
350 - 150 = 200
32,364 + 9,979
42,343
32,485 - 21,293
11,192
11,364 + 7,948 - 3,263
16,049
Word problem:
Sally has $254 and Kendra has $527. How much MORE money does Kendra have?
Subtraction to find the difference- Kendra has $273 MORE dollars than Sally.
Estimate- round to the nearest thousand
18,225 + 8,765
18,000 + 9,000 = 27,000
133,495 + 83,462 + 53
217,010
89,939
________ - 3,263 = 4,576
7,839
A total of 98,025 concrete bricks and clay bricks were used to build a wall. If 60,350 concrete bricks were used, how many clay bricks were used?
Subtract to find the difference-
Therefore, 37,675 clay bricks were used to build the wall.
Estimate- round to the nearest thousand:
14,253 - 9878