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Operations of Rational Numbers Flashcards | StudBud

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Operations of Rational Numbers

19 terms·StudBud Administration·2,179 plays

Students perform various operations with fractions and decimals: Add/Sub +/- Fractions Mult/Div +/- Fractions Add/Sub +/- Decimals

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Questions 19

Answers

1
(2/5) + (1/5) = ?
3/5
3/10
1/5
2/25
2
(-4.21) + 6.68 = ?
10.89
-2.47
2.47
-10.89
3
8 x (-8.23) = ?
65.84
-66.45
-65.84
66.45
4
5.42 - (-4.8) = ?
0.62
10.22
-0.62
-10.22
5
(-4/3) x (-3/5) = ?
4/5
-12/15
-4/5
12/15
6
(-1/6) + (4/6) = ?
3/6
1/2
5/6
-5/6
7
(-1/3) x (5/6) = ?
-5/18
-6/15
4/9
-2/5
8
(3/4) ÷ (-1/2) = ?
-6/4
-3/2
-3/8
1/3
9
(-5/8) + (1/4) = ?
-3/8
-4/12
-1/2
-4/8
10
(-4/5) ÷ (-2/3) = ?
12/10
-12/10
3/4
6/5
11
(2/5) x (-4/7) = ?
-8/35
-2/35
-2/13
-8/13
12
(-15.58) / (-4.1)
3.8
3.75
-3.8
-3.75
13
(-3.45) + (-2.1) = ?
1.35
-5.55
-1.35
5.55
14
(-46.08) / 6.4
7.4
7.2
-7.2
-7.4
15
12.788 / (-2.3) =
-5.66
5.66
-5.56
5.56
16
(7/10) - (-4/10) = ?
3/20
11/20
11/10
3/10
17
(-6/9) + (-1/6) = ?
-5/6
15/18
-7/15
-15/18
18
(-1.34) x 4.5 = ?
-1.206
6.03
-6.03
1.206
19
(-2.8) x (-1.6) =
4.48
-4.16
-4.48
4.16