GFC & LCM
What is the Greatest Common Factor (GCF) of 12 and 18?
6
When you set up 18 & 24 in a Ladder Method diagram, which part of the ladder gives you the number a sitting outside the parentheses in a(b + c)?
Left Wall
Solve 428 + 375.
803
I am an even number between 20 and 30. The sum of my digits is 10. What number am I?
28
How many players from one team are on the soccer field during a regulation match?
11
What is the Least Common Multiple (LCM) of 6 and 8?
24
In the expression 6(3 + 4), which part of the Ladder Method diagram do the numbers inside the parentheses (3 + 4) come from?
Bottom rung
Solve 1000 - 468
532
If 3 cats can catch 3 mice in 3 minutes, how many cats are needed to catch 100 mice in 100 minutes?
3
In Disney’s Encanto, how many Madrigal siblings are in Mirabel’s immediate family (her sisters)?
2
Two flashing lights turn on together. Light A flashes every 4 seconds and Light B flashes every 10 seconds. How many seconds pass before both lights flash together again?
20 seconds
Use the Ladder Method to factor 20 + 35 into a(b + c) form. What is the factored expression?
5 (4 + 7)
Solve 45 x 12
540
A train leaves the station every 15 minutes starting at 8:00 AM. How many trains have left by 9:05 AM?
5
Standard soccer games are divided into two equal halves. How many minutes long is each half in a standard professional match?
45 MIN
You are making identical gift bags with 24 pencils and 36 stickers with no items left over. What is the maximum number of gift bags you can make?
12 bags
A student sets up the Ladder Method for 32 & 48. They find the GCF on the Left Wall is 16 and the Bottom Rung shows 2 and 3. Write the final factored expression and prove it equals the original total.
16(2 + 3)
Solve 1248 / 6
208
Leo, Mia, and Sam finished a race. Leo finished before Mia but after Sam. Who won first place?
Sam
In Inside Out, if Riley has 5 main emotions inside headquarters and each emotion gets 3 memory spheres per hour, how many memory spheres are collected in 4 hours?
60
A soccer stadium vendor sells hot dog buns in packs of 8 and hot dogs in packs of 12. What is the smallest number of individual buns and hot dogs you must buy to have an equal number of both, and how many packs of buns will that be?
You are using the Ladder Method to factor the algebraic expression 12x + 18. What factor goes on the Left Wall, and what expression stays inside the parentheses on the Bottom Rung?
6(2x +3)
Solve (15 - 3) x 4
48
A worm is at the bottom of a 10-foot hole. Each day it climbs up 3 feet, but each night it slides back down 2 feet. On which day will the worm reach the top and get out?
8th day
A FIFA soccer field is 110 meters long and 70 meters wide. What is the total perimeter of the field
360 meters