Answer all the questions below and press submit to see how many you got right.
Addition : Addition is the mathematical operation that describes increasing a number by an amount equal to a second number. The mathematical symbol for addition is the plus sign $+.$ The term addition is also used for a generalization of this basic operation on numbers to functions, vectors and matrices.
Zero : The number 0.
What is 59,000,000+35,000,000?
What is 90,000+70,000?
Ounce : An ounce is a unit for measuring weight. An ounce is roughly 28 grams. 8 ounces are a cup.
Pound : A pound or $lb$ is a unit for measuring weight. One pound equals 16 ounces or approximately 454 grams.
Square number : A natural number $n$ is a square number if it is of the form $n=m^2$ for a natural number $m.$ The first 5 square numbers are 1, 4, 9, 16 and 25.
How many ounces are in a pound?