Rational Numbers
Adding
Subtracting
Multiplying
Miscellaneous
100
Simplify the fraction: 4 18/45
4 2/5
100
6 + (-9)
-3
100
-12 - (-4)
-8
100
-7(-2)
14
100
12 ÷ -4
-3
200
Write in order from least to greatest. Remember to write your answers in the original form. -0.8, -3/4, 1.0, 0.25, 4/5
-0.8, -3/4, 0.25, 4/5, 1.0
200
-5 + 8
3
200
10 - (-8)
18
200
-5 x 8
-40
200
2/9 ÷ 3/4
8/27
300
Write in order from least to greatest. Remember to write your answers in the original form. -6%, 0.6, 66 2/3%, 3/6
-6%, 3/6, 0.6, 66 2/3%
300
-2/9 + 4
3 7/9
300
25.38 – 67.8
-42.42
300
4/5 × 15/28
3/7
300
8÷2.5
3.2
400
Write the fraction as a decimal. 5/8
0.625
400
6/7 + 5/9
1 26/63
400
9 3/11 - 2/3
8 20/33
400
Ms. Lauria completes 8 transactions in her bank account. In 3 transactions, she deposits $21. In 5 transactions, she withdraws $10. How much money is in her bank account with those transactions?
$13
400
Write the decimal as a percent. 0.24
24%
500
Write the fraction as a percent. 5/8
62.5%
500
Find a counterexample to disprove the conjecture: The sum of two integers is always greater than both integers.
Possible answer: -2 + -2 = -4
500
The temperature rose from -2°F to 38°F. By how many degrees did the temperature change?
40°
500
Determine whether the expressions are equivalent: 3(4 – m) and 12 + 3m
not equivalent
500
Write the decimal as a simplified fraction. 0.24
6/25
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