How many sides does a triangle have?
3
1/2 x 3/4
3/8
1/2 divided by 2
1/4
A rectangular box is filled with 1-inch cubes. It has 2 layers, each with 3 rows of 4 cubes. What is the volume?
2×3×4=24 cubic inches (in^3)
4 + 5 × 2
Multiply first: 5 × 2 = 10
Then add: 4 + 10 = 14
A spider has 8 legs. How many legs do 3 spiders have?
8 x 3 = 24
2/5 x 3
6/5 or 1 1/5
3/4 divided by 1/2
6/4 or 1 1/2
Find the volume of a rectangular prism with:
length = 5 cm
width = 3 cm
height = 2 cm
5×3×2=30 cubic centimeters (cm^3)
(4+5)×2
Add first: 4+5=9
Then multiply: 9×2=18
If today is Monday, what day will it be in 10 days?
Monday + 10 days = Thursday
4/6 x 3/8
6/24 or 1/4
3 divided by 2/5
15/2 or 7 1/2
A box has a volume of 48 cubic inches. The length is 4 inches and the width is 3 inches. What is the height?
Volume: l x w x h --> 48 = 4 x 3 x h
48 = 12 x h --> h = 4
(6+2)×(5−3)
First: (6 + 2 = 8) x (5 - 3 = 2)
Second: 8 x 2 = 16
A dozen eggs is 12. If you buy 3 dozen eggs, then eat 10, how many do you have left?
3 × 12 = 36, then 36 − 10 = 26
26 eggs left
1 1/2 x 2/3
6/6 = 1
2 1/2 divided by 5
5/10 or 1/2
One rectangular prism has dimensions: 3 × 2 × 4
Another has dimensions: 2 × 2 × 2
What is the total volume?
First prism:
3 × 2 × 4 = 24
Second prism:
2 × 2 × 2 = 8
Total: 24 + 8 = 32
3+2^2×4
Exponents First: 2^2 = 4
Then Multiply: 4 x 4 = 16
Then add: 3 + 16 = 19
I am a number. I am a multiple of 3 and 5. I am greater than 20 but less than 50. What number could I be?
Multiples of 3 and 5 = multiples of 15
15, 30, 45...
Greater than 20 but less than 50 → 30 or 45
Answer: 30 or 45
2 1/4 x 1 2/3
45/12 = 15/4 = 3 3/4
1 3/4 divided by 2/3
21/8 or 2 5/8
A rectangular prism has:
length = 4.5 cm
width = 2 cm
height = 1.5 cm
What is the volume?
4.5 cm x 2 cm x 1.5 cm
4.5 × 2 = 9 9 ×1.5 = 13.5 cubic centimeters (cm^3)
Inner parentheses: 3 x 4 = 12
The add: 2 = 12 = 14
Then subtract: 14 - 5 = 9