Decimals
Addition
Subtraction
Multiplication
Division
100
A number that can be written as a quotient (a/b, where b is not 0).
What is a rational number?
100
-12.5 + (-4.55)
What is -17.05?
100
8.91 - 2.745
What is 6.165?
100
-7.39 x 2.1
What is -15.519?
100
6 / 1.2
What is 5?
200
A decimal that has a remainder of zero.
What is a terminating decimal?
200
8.93 + 0.367
What is 9.297?
200
-5.3 - 11.49
What is -16.79?
200
19.62 x 5.07
What is 99.4734?
200
-13 / (-0.65)
What is 20?
300
A decimal that repeats without end
What is a repeating decimal?
300
7.624 + (-0.05)
What is 7.574?
300
5.376 - (-0.8)
What is 6.176?
300
1.13 x 0.04
What is 0.0452?
300
-4.635 / (-4.5)
What is 1.03?
400
First step for dividing decimals
What is moving the decimal so that the divisor (number outside the house) is a whole number?
400
x + 1.38 = 2.55
What is x = 1.17?
400
z - 5.3 = 16.29
What is x = 21.59?
400
-0.85 x (-8)
What is 6.8?
400
-0.0108 / 2.7
What is -0.004?
500
First step when you add or subtract a decimal
What is line up your decimals?
500
x + (-0.34) = 4.27
What is x = 4.61?
500
y - 1.537 = 6.48
What is y = 8.017?
500
4.3 x 2.5
What is 10.75?
500
0.3744 / 1.56
What is 0.24?
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