Subtraction
425 - 312 =
113
123 + 456
579
Write one hundred twelve thousand, five hundred sixty two in standard form
112,562
Mrs. Moake bought 125 bags of candy. 30 bags were Nerds and 25 bags were Twix. The rest were Air Heads. How many bags were Air Heads?
70
How many times bigger does a number get as we move up a place value?
10 times bigger
Use expanded form to solve 588 - 317
500 + 80 + 8
300 + 10 + 7
---------------
200 + 70 + 1 = 271
use expanded notation to solve
654 + 339
600 + 50 + 4
300 + 30 + 9
----------------
900 + 80 + 13 = 993
Write 75,802 in expanded form
70,000 + 5,000 + 800 + 2
The Flying Pickles scored 18 points their first game and 14 points their second game. If the Panthers scored 30 points in their first two games combined, how many more points did the Flying Pickles score than the Panthers in the first two games?
2
True or False. We will sometimes regroup two tens from the ones place to the tens place as we add.
False
433 - 29
404
383 + 483
866
Write 75,432 in word form
seventy-five thousand, four hundred thirty-two
Mr. Joe bought a box of toilet paper that had 50 rolls. He put 22 rolls in the girls' bathroom and 22 rolls in the boys' bathroom. How many rolls of toilet paper are left over?
6
When do we know we need to regroup when adding?
We have 10 or more of a digit in a place value
600 - 476
124
698 + 252
950
Write 800,000 + 80,000 + 700 + 20 + 3 in standard form
880,723
Ms. Gaither made 118 copies in November. Mrs. Mitchell made 28 more copies than Ms. Gaither. How many copies did Ms. Gaither and Mrs. Mitchell make combined?
284
When we do know we have to regroup when subtracting?
We don't have enough of a number to subtract from
822 - 338
484
Use two strategies to solve 294 + 294
588
Write sixty-seven thousand, two hundred seventy in expanded form.
60,000 + 7,000 + 200 + 70
On Monday night, Sprinkles ate 17 pieces of Ms. Gaither's candy. On Tuesday night, she ate 19 more pieces of candy than the night before. How many pieces of candy did she eat on Monday and Tuesday combined?
53
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