There are 435 students at Houser Elementary. There are 655 students at Oak Ridge Elementary. What is the difference in the number of students at these schools?
220 students
Ms. Thao has 873 crayons. She threw 487 broken crayons away and then bought 500 more crayons. How many crayons does Ms. Thao have now?
873 - 487 + 500 =
886 crayons
Represent this number line in a number sentence.
15 + 12 = 25
What is the total number of pizzas sold on Monday, Tuesday and Wednesday?
25 + 45 + 20 = 90 pizzas sold
7 groups of 2
14
Molly has $112 in her piggy bank. She received $374 for her birthday and spent $148 on a new bike. How much money does Molly have now?
112 + 374 - 148 =
$338 left
Addy wanted to buy a new phone for $932. If she has $687 in her piggy bank, how much money does Addy still need to save up for her new phone?
932 - 687 =
$245 more
Represent this in a number sentence.
25 - 12 = 13
How many students are in Mr. Jones' 3rd grade class?
14 + 13 = 27 students
11 groups of 5
55
There were 62 pencils in Mrs. Forey's pencil box. Then, Ms. Thao gave her 18 more pencils. Mrs. Forey used 31 pencils. Write a number sentence to show how to find the number of pencils that Mrs. Forey has left in her pencil box?
62 + 18 - 31 =
Wren got 70 pieces of candy from Halloween.
• She got 47 more from her brother.
• She gave her cousin 23 pieces of candy.
How many pieces of candy does Wren have now?
70 + 47 - 23 =
94 pieces of candy
Represent this in a number sentence.
25 + 13 = 38
How many more students are there in Ms. Williams' class than Ms. Smith's class?
S - 12 + 8 = 20
W - 8 + 29 = 37
37-20=17 more students
What is the pattern of these number pairs?
+5
Arthur has 276 coins in his collection. Last year he sold some coins and then had 189 coins left in his collection. What equation could you use to show how many coins he sold?
276 - 189 = ___
Amy has 213 red beads, 508 blue beads, and 334 green beads.
Amy wants to create a necklace using only red and green beads. How many red and green beads does Amy use to make the necklace?
213 + 334 =
547 beads
Represent this strip diagram in a number sentence to show how you would solve for the missing part.
294 - 196 - 49 = ___
294 - (196 + 49) = ___
How many students have no siblings?
2 students
What is the relationship between the ten thousands place and hundreds place?
32,365
The ten thousands place is 100 times greater than the hundreds place.
Alex and his sister went to an arcade. Alex scored 324 points on a basketball game. His sister Ava scored 212 more points than he did.
What is the total number of points scored by Alex and Ava?
Ava 212 + 324 = 536
324 + 536 = 860 points
Arthur has 276 coins in his collection. Last year he sold some coins and then had 189 coins left in his collection. What equation could NOT be used to show how many coins he sold?
A. 276 - 189 = ___
B. 276 + 189 = ___
C. 276 - ___ = 189
D. 189 + ___ = 276
B. 276 + 189
Represent this in an equation.
35 + 42 - 12 = 65
How many more pizzas were sold on Monday and Wednesday than Thursday?
M+W = 25 + 20 = 45
Th = 40
45 - 40 = 5 more pizzas
Write the relationship between the items ordered and items sent.
The number of items ordered plus 5 equals the number of items sent.