Operations & Algebraic Thinking
Place the parentheses/brackets in this equation:
7 +2 x 5= 17
The answer is;
7 + (2 x 5) =17
When a place value is moved up, how much is multiplied?
By 10
Add 1/3 and 3/3
4/3=1 1/3
Convert 250 centimeters to meters.
2.5 meters
With a whiteboard and marker draw a 2-D rectangle.
The rectangle is a parallelogram and has to sides longer than the other sides.
What does PEMDAS stand for?
Parentheses, Exponents, Multiplication, Division, Addition, Subtraction.
How is 0.72 pronounced?
seventy two hundredths
or
0 wholes seven tenths and 2 hundredths
or
0 wholes and seventy two hundredths
Divide 2/3 by 1/4
hint: Keep Change Flip
8/3=2 2/3
Find the perimeter of a garage with the length of 4 meters and a height of 7 meters.
The answer is 22m
Using a whiteboard and a marker draw a 3-D square.
The square has equal which means it is an equilateral and the shape looks like a cube.
What is the answer to this expression?
8 x (9 + 3) +7
8 x (9 + 3) +7=103
69,910/3
69,910/3=23,320
Subtract 1 2/3 from 3 3/4
hint: common denominators
10/3 =3 1/3
Find the area of a shape with a length of 7 cm and a height of 11 cm.
The answer is 77 squared.
Graph (7,2) on the whiteboard.
It goes seven to the right from the origin and up two blocks from the origin
Place the parentheses/brackets in this equation:
3 + 5 x 10 x 3 = 153
3 + (5 x 10) x 3 = 153
What is 230 x 524?
230 x 524=120,520
Convert 1.47 to a fraction.
1 47/100
Mark counts how many goals he scored in soccer over the year in a line plot. How many times did he score 3 goals?
As shown in the line plot Mark scores three goals over the year in different matches 3 times.
Find the area of this compound shown in inches
The area is 36 squared.
Analyze the pattern;
3-33
4-43
7-73
(- is to not minus)
(First number x10)+3
Is four and seventy nine hundredths and eight thousandths greater or four hundred thousands 9 thousands and nine hundreds ?
409,900
Perla was measuring the difference between a ladybug and a pencil in inches. Lara (her friend) came over to her house and looked at it. She said the difference is 1/10 inches. But Perla said it was 0.10 Who is correct?
They are both correct!
Nora went to the supermarket to buy a bag of peaches that weighs approximately a quarter of a kg. Each peach weighs about 12,600 mg. About how many peaches does Nora need to buy?
25,100 is double of 12,600 and is rounded to 25 which means Nora needs to buy 2 peaches.
Find the volume of the figure shown in centimeters.
The answer is 180 cubed cm because we are multiplying 3 measurements.