Word Problems
Randy went to work and made $15 an hour for 10 hours. How much money did he make by the end of the day?
15x10=$150
4 x 8 = y
y=32
3 x 4 =
12
Explain to me another way to multiply 2 by 3
2 + 2 + 2 =
OR
3 + 3 =
11x7=
77
Lunah found out that there is a sale on converse for $13 a pair. Michael and Cesar also want to get a pair. The 3 of them each get 1 pair of shoes. How much do all of the shoes cost together?
13x3=$39
4 x Y = 20
y=5
11 x 6 =
66
How to I multiply something by 10?
add a 0 to the end!
OR
10 + 10 + 10 + ......
Ziyang is a third as old as Joswin's pet tortoise. Ziyang is 12 years old. How old is the tortoise?
12 x 3 = 36
Kaustubh got 2 pizzas with 8 slices on each pie. Jathen got 3 pizzas, but with 6 slices on each pie. who has more slices overall?
2x8=16 Kaustubh
3x6=18 Jathen
36= 9 x Y
y=4
8 x 6 =
48
Explain how I multiply something by 11?
if it is by a single digit just double it.
OR
If its double digits, multiply by 10, then add the other number on top (11x 12= (10x12) + 12)
OR
11+ 11 + 11 + 11....
What is Ms. Henderson's favorite animal
the octopus!!!
Kai recently learned that the amount of money he saves, goes up by 25% a year. He puts $200 in the bank and checks on it next year? How much money is there now?
200x1.25=250
Y x 8 = 64
y=8
(I eight and I eight till I was six on the four)
8x8=64 memorization trick
12 x 9 =
108
How do I multiply something using long division
start from the right and work your way to the left.
If you get a number larger than 10, carry the one over to the next place value.
9 x 13 =
117
Abdel learned that there are 625 at school. Each of them are required to have 3 notebooks and 5 pencils with them. How many notebooks are in the school total and how many pens?
975 notebooks
1,625 pens
Solve all 3:
12 x Y = 72
Y x 7 = 84
60 = 12 x Y
y=6
y=12
y=5
solve all 3:
5 x 5 =
7 x 7 =
9 x 9 =
25
49
81
give me an example of a real world multiplication problem and why does it matter
(can be anything, the 'why' part is most important)
(4 x 2) + (4 x 3) =
(4 x 2) + (4 x 3) =
8 + 12 =
20