Adding & Subtracting Rational Numbers
Add these rational numbers.
-12.4 + 8.39
-4.01
Multiply rational numbers
(Simplify any FRACTION answers)
0.47 * 5.6
2.632
When dividing or multiplying, if two numbers have the same sign we....
When adding or subtracting, if two numbers have the same sign we....
Make the answer positive
Add and keep same sign
Convert these fractions to their decimal values.
2/3
0.hat6
Joaquin recorded a temperature of 62°F this morning for science class. The temperature increased 6 1/2 °F in the afternoon before decreasing 8.7°F in the evening. What was the evening temperature?
59.8 or 59 4/5
Multiply rational numbers (Simplify any FRACTION answers)
2.3*(-1.4)*1.1
-3.542
When multiplying or dividing, if the signs are different we...
When adding or subtracting, if the signs are different we...
Make the answer negative
Subtract and keep bigger sign
Compare these rational numbers. Use >, <, or =
-10 3/4 -10.75
-10 3/4 = -10.75
Add these rational numbers.
-3 1/3 + 2 1/2
-5/6
Multiply rational numbers (Simplify any FRACTION answers)
-5 2/3*(-1 1/2)
8 1/2
Evaluate each expression using the order of operations.
3/4+1 1/2*2-1/4
3 1/2
Add these rational numbers. (Simplify any FRACTION answers)
12 2/5 + (-5 1/3)
7 1/15
Subtract these rational numbers.
-23.01 - 8.2
-31.21
Divide rational numbers (Simplify any FRACTION answers)
1/2 ÷ 3
1/6
Evaluate each expression using the order of operations.
(-4.3)^2÷2+9.9*2
29.045
Divide rational numbers (Simplify any FRACTION answers)
3 ÷ (-0.375)
-8
Subtract these rational numbers.
-5/6-(-0.8)
-1/30
Divide rational numbers (Simplify any FRACTION answers)
-9 9/10 ÷ (-2 3/4)
3 3/5
Evaluate each expression using the order of operations.
(19.9+3.2)*(-5.6-4.88)
-242.088
Evaluate each expression using the order of operations.
2/5+3/7-5 2/3÷1/3
-16 6/35