Calculate.
\displaystyle
7\frac{1}{3} + 2\frac{1}{2}
Calculate.
\displaystyle
4\frac{2}{5} + 1\frac{3}{4}
Calculate.
\displaystyle
6\frac{3}{4} -6\frac{2}{3}
Calculate.
\displaystyle
9\frac{1}{7} -4\frac{4}{5}
Estimate each to whole number.
\displaystyle 7\frac{1}{3} + 2\frac{1}{2}\displaystyle 4\frac{2}{5} + 1\frac{3}{4}\displaystyle 6\frac{3}{4} -6\frac{2}{3}\displaystyle 9\frac{1}{7} -4\frac{4}{5}
John works part-time at a restaurant. On Friday he worked 3\frac{1}{4} h and on Saturday he
worked 6\frac{1}{2} h. How many hours did he work altogether?
Which of the following correctly explains 3\frac{1}{5} - 2\frac{1}{4} has the same answer as \frac{3}{4} + \frac{1}{5}?
Calculate each product without using a calculator.
\displaystyle
2\frac{5}{8} \times \frac{4}{11}
Calculate each product without using a calculator.
\displaystyle
1\frac{3}{5} \times 1\frac{2}{7}
Calculate each product without using a calculator.
\displaystyle
2\frac{3}{5} \times 3\frac{1}{3}
Calculate each product without using a calculator.
\displaystyle
7\frac{1}{5} \times 4\frac{5}{6}
Calculate each quotient without using a calculator.
\displaystyle
5\frac{3}{4} \div \frac{1}{2}
Calculate each quotient without using a calculator.
\displaystyle
\frac{1}{2} \div 5\frac{3}{4}
Calculate each quotient without using a calculator.
\displaystyle
6\frac{2}{3} \div 2\frac{1}{6}
Calculate each quotient without using a calculator.
\displaystyle
10\frac{5}{8} \div 5\frac{1}{3}
Find the missing value.
\displaystyle
6\frac{3}{4} \times \square = 19\frac{1}{8}
Find the missing value.
\displaystyle
\square \times 1\frac{1}{4} = \frac{5}{8}
Find the missing value.
\displaystyle
\square \div 5\frac{1}{3} = 4\frac{2}{3}
Find the missing value.
\displaystyle
7\frac{3}{4} \div \square = 5\frac{1}{6}
Melissa is adjusting the two removable shelves in her cupboard. The shelves are to be equally spaced in the cupboard. How much space is above or below each shelf?
Suppose the on screen cursor represents any numeric character. Determine the number of numeric characters that can fit on the calculator screen.
Calculate
a)
\displaystyle
(-11)^2
b)
\displaystyle
(-4)^2
c)
\displaystyle
-7^2
d)
\displaystyle
-11^3
Determine at least four other powers that have the same value as 8^2.
Calculate. Show your steps.
-[(5)(-1)]^3 - 2(-4)^3
When x = 2, y = -3 and z = -1 find the value of
x^2 + y^2 + z^2
When x = 2, y = -3 and z = -1 find the value of
2[x-(y-z)^4]
When x = 2, y = -3 and z = -1 find the value of
\frac{2y + 4z}{-x}
When x = 2, y = -3 and z = -1 find the value of
\frac{x -y^2}{2z - x + y}