Place Value
What is the value of the 5 in the number 345?
ones place
What is 200 - 198?
2
120 + 140 =
260
16 toy cars
What place value do you start with when you add numbers?
What is the number 23 written in expanded form?
20 + 3
What is 290 - 199?
101
234 +983
1,217
If Alexis has $60. He wants to buy a game that costs 36 dollars and a game controller that costs $19.
Does he have enough?
Yes
Does it matter what number is on top when adding?
Write the number 456 in expanded form
400 + 50 + 6
Complete the phrase
If there's more on the floor.....
go next door
2,390 + 3,489
5,879
If Kona Ice 298 groovy grape snowcones and 123 tiger's blood snow cones, how many snowcones did they sell altogther?
421 snowcones
This strategy involves drawing circles and lines to add or subtract.
How many times greater is the
4 in 435
than the
4 in 14
100 times greater
127 - 119 = 7
True or false
12,490 + 12,490
24,980
3,456 watermelon wave snow cones were sold
2,489 mango mania snow cones were sold.
How many more watermelon wave snowcones were sold than mango mania snowcones?
967 more watermelon wave snowcones were sold
When the bottom number is smaller than the top
Write the number 34,298 in expanded form
30, 000 + 4,000 + 200 + 90 + 8
20,000 - 12,439 =
7,561
Greater Than
If Ms. Garcia puts $50 in her lunch account and lunch costs 6 dollars-- how many times can Ms. Garcia get lunch?
8 times-- $48
Name 2 more strategies you can use when adding numbers besides using the standard algorithm
expanded form
proof form