Multiplication as a Comparison
3 groups of 5 stars looks like what?
Shown on board
Alicia and Ben each babysit after school. Alicia babysits for 3 times as many hours as Ben. Ben babysits for 7 hours. Draw a bar model to represent the situation.
7 x 3 = 21 SHOWN
2 x 5 =
Write the number 467,882 in expanded form
400,000+60,000+7,000+800+80+2
What is the value of the 2 in 25,049
20,000
3 times as many as 4 looks like what equation?
3 x 4 = 12
Nina has 8 tiger cowrie shells. Pablo has 6 times as many shells as Nina. How could you find the number of shells Pablo has?
For every 1 shell that Nina has, Pablo has 6 shells. You could multiply. 8 x 6 =48
9 x 5 =
45
A museum has a collection of art from Haiti. They have 1,347 paintings. They have 1,295 flags. Do they have more paintings or more flags?
More paintings.
By using expanded form compare these two numbers. 23,643 and 23,987
20,000 + 3,000 + 600 + 40 + 3
20,000 + 3,000 + 900 + 80 + 7
23,643 < 23,987
____ is 6 times as many as 2
12
Elon planted 4 seeds. His stepmom said she planted 2 times as many seeds. Elon figured out that his stepmom planted 6 seeds. What did Elon do wrong?
He added 4 and 2 instead of multiplying 4 by 2.
6 x 9 =
54
Round 267,098 to the nearest THOUSAND
267,000
Using a number line find the closest ten thousands that are less than 117,290 and greater than 117,290. Then decide if it rounds up or down.
110,000 and 120,000
Rounds up.
What would the bar model for 4 times as many as 9 look like?
Shown on board
The art teacher as 5 times as many markers as Kennedy. Kennedy has 7 markers. Draw and label a bar model to show the number of markers the art teacher has.
77
Using the standard algorithm, add 4,288 + 1,595 =
5,883
Find the sum of the three numbers, Show your work.
2,591
43,218
75,043
120,852
Draw a group of 5 stars in one box and then draw 3 times as many stars in another set of boxes. Then answer, what is the sentence that goes with this?
Picture and 15 is 3 times as many as 5
Winnie scores 6 times as many soccer goals as Leah during one season. Leah scores 3 goals. Draw a bar model and write an equation that represents the number of goals Winnie scores.
SHOWN and 18 = 6 x 3
8 x 7 =
56
Athletes are training for a para athletic competition. There are 2,153 athletes training for the high jump event. There are 4,002 athletes training for the cycling event. How many more athletes are training for cycling than for high jump? Use any strategy to subtract.
4,002 - 2,153 =1,849
Find the difference 8,091 - 3,467 =. Show your work.
4,624