GCF or LCM
What is the GCF of 9 and 15?
3
36 + 48 = ___
84
84 ÷ 7 = _____
12
2/10 + 4/10 =
6/10
Which axis is the x-axis?
The horizontal (left and right) or the vertical (up and down)
The horizontal (left and right)
Create a factor tree for the number 45.
What is the prime factorization?
3 x 3 x 5
275 + 134 = ___
409
432 ÷ 6 = _____
72
1 1/3 + 4 4/3 =
6 2/3
Which axis is the y-axis?
The horizontal (left and right) or the vertical (up and down)
the vertical (up and down)
What is the LCM of 5 and 12?
60
408 + 267 = ___
675
295 ÷ 4 = _____ r _____
73 R3
11 6/7 - 4 4/7 =
Write an equation to match this situation using "x" and "y"...
Each pack has 8 pencils. How many pencils for each pack?
or
8x = y
Create a factor tree for the number 90.
What is the prime factorization?
2 x 3 x 3 x 5
Add: 3 hundreds + 46 + 128
474
Use the distributive method to solve.
4 (10 + 58) =
4 (10 + 58) =
40 + 232 = 272
9 1/3 - 4 2/3 =
4 2/3
If the rule is number of coaches × 16 = number of teams.
What does "number of coaches" represent?
The X or the Y?
X
X x 16 = y
What is the GCF of 50 and 150?
2 x 5 x 5
Write a word problem that matches 324 + 189
Answers may vary
A farmer packs 367 apples into 9 crates. How many apples per crate? Show the remainder.
The farmer packs 40 apples into each crate, and there are 7 apples remaining.
14 3/7 - 4 5/7 =
9 5/7
If the rule is number of diamonds × 10 = number of necklaces.
What does "number of necklaces" represent?
The X or the Y?
Y