Add and Subtract Decimals
The answer to an addition equation.
Sum
The answer to a multiplication equation.
Product
The answer to a division equation.
Quotient
Find the quotient.
5/8 ÷ 4
5/32
The top part of the fraction that represents the actual number of parts out of the total number of parts.
Numerator
The answer to a subtraction equation.
Difference
Where should the decimal be placed in this product? 1.2 x 1.2 = 144
1.44
The number being divided is called the......
dividend
A model train is 15 3/4 inches long. Each car in this train is 2 5/8 inches in length. How many cars are in the train?
6 cars
The bottom part of the fraction that represents the total number of parts.
denominator
Before adding or subtracting decimals, you should always......
line up the decimals
Find the product.
6.93 x 14
97.02
True or false: If you have a remainder you should annex a zero and keep dividing.
True
5/4 ÷ 1 1/12
60/52 or 15/13 or 1 2/13
A fraction "flipped" so the product equals 1.
reciprocal
Ilana needs more money to buy a new scrapbook that costs $8.35. She has $4.88. How much more money does llana need to buy the scrapbook?
$3.47
Find the product.
16.7 x 61
1018.7
5.3 ÷ 0.2
26.5
Raven is making pillows. Each pillow requires 3/5 yard of fabric. Raven has 6 2/3 yards of fabric. Find the number of pillows Raven can make.
11 pillows
A number consisting of a whole number and a fraction.
Mixed number
A sandbox measures 2.8 meters by 1.9 meters. How many meters of wood will be needed to go around the perimeter of the sandbox?
9.4 meters
Chris and Jeff sold 15.5 pounds of trail mix. They sold the trail mix for $3.98 per pound. How much money did they collect?
$61.69
What is the quotient of 1,242 ÷ 18?
69
What is the length of a rectangle with an area of 8 1/10 square feet and a width of 2 1/4 feet?
3 3/5 feet
Numbers that can easily be solved using mental math to estimate for reasonableness.