What are the place values called in decimals in order?
Tenths, Hundredths, Thousandths (THT)
Solve. 16 x 23 =
368
What do the steps DMSCB stand for in division?
Divide, multiply, subtract, check, bring down
How many grams are in 1 kilogram?
1,000
What are the 2 formulas for finding volume?
V = L x W x H
V = B x H
What does PEMDAS stand for?
Parentheses (grouping), Exponents, Multiplication and Division, Addition and Subtraction
If your decimal moves one place to the left, it's value changes how?
Times ten!
Why do we add a zero when multiplying by a two digit number?
Because we are multiplying by a number in the TENS place. Example:
352 divide4
88
How can we finish the saying?
Big to small =
S to B =
Big to small = Times them all!
S to B = Divide with me!
Which of these could best be measured using unit cubes?
A. the volume of a cereal box
B. the weight of a banana
C. the time to cook a carrot
D. the temperature of a cup of coffee
A. The volume of a cereal box
What is the value of this expression? (5 + 3) x (4 - 2) =
16
Order these decimals from greatest to least:
12.34, 12.304, 12.3, 12.342
12.342, 12.340, 12.304, 12.300
Solve. 46 x 71 =
3,266
What is 728 52 ÷ ?
14
Jacob need 48 inches of wood to make new steps for his tree house. How many feet of wood is that?
48 inches = 4 feet
What is the volume, in cubic units, of Amelia’s figure?
40 cubic units
Evaluate.
3 x 4 + (9 - 1 + 3)
23
One meter is equal to about 3.281 feet. What is this number of feet rounded to the nearest tenth?
3.3
An art teacher has 192 boxes of crayons. Each box has 48 crayons. What is the total number of crayons the art teacher has?
9,216 crayons
What is the value of 384 ÷ 16?
24
3.5 kilograms = ____ grams
3,500 grams (x1,000)
A rectangular container has a square base with an area of 25 square inches. The container has a height of 4 inches. What is the volume, in cubic inches, of the container?
100 cubic inches
What is the first step when solving this equation?
4 x 2 + (3 -1)
Subtracting 3 and 1
True of False:
The expanded form of 3.057 is
(3 x 1) + (5 x 1/10) + (7 x 1/100)
False. 3.057 should be
(3 x 1) + (5 x 1/100) + (7 x 1/1000)
Solve 324 x 12 =
3,888
Solve
412 divide 15
27 R. 7
125 centimeters = _____ meters
1.25 meters (divide by 100)
Jose is packing cube-shaped blocks in the box shown.
Which two expressions could be used to calculate the volume of the box, in cubic units?
A. 6 × 2
B. 12 × 2
C. 12 × 4
D. 6 + 2 + 4
E. 6 × 2 × 4
C. 12 x 4 (B x H)
E. 6 x 2 x 4 (L x W x H)
How would you write this equation?
2 times the difference of 4 and 3
2 x (4 - 3)