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WorksheetsAll four operations with negatives
Total questions: 16
Worksheet time: 8mins
Mrs. Savage deposits (depósito) $41.60 (إيداع) into her bank account on Wednesday. On Thursday, she pays (pagar) (يدفع) two bills for $17.15 and $26.85. What is her balance after (después) paying her bills?
-$3
-$ 2.40
+$3
+$2.40
What is the mean ( الرقم المتوسط) (numero promedio) of
-3, -4, 5, -7, -10
5
-5
3
-3
What is the mean ( الرقم المتوسط) (numero promedio) of these numbers?
-3.3 m
-5.5 m
-1.1 m
7.3 m
You buy (comprar) (يشتري) an item for $44.50. Then, you return (devolver) (استرجع) two items for $26.30 and $21.40. What is the difference (diferencia) (اختلاف) in cost?
+$3.20
-$3.20
+$2.70
-$2.70
What is the total (المجموع) score?
85
-85
65
-65
What is the mean ( الرقم المتوسط) (numero promedio)?
-2.21 ft
2.21 ft
-1.21 ft
1.21 ft
deposit (depósito) (إيداع)
withdrawal (retiro) (انسحاب)
-$1279
-$79
$281
$321
How do you calculate the mean?
cómo calcular el promedio
كيفية حساب المتوسط
ADD all the numbers and DIVIDE by how many numbers there are
ADD all the numbers and MULTIPLY by how many numbers there are
SUBTRACT all the numbers and DIVIDE by how many numbers there are
ADD all the numbers then SUBTRACT how many numbers there are
16.4 + (-3.8) - 2.7 =
9.9
15.3
22.9
8.7
-4.16 ÷ 0.8
2.2
-4.8
-5.2
4.2
(-8) + (-4)
12
4
-12
-4
6 + (-9) =
3
-3
15
-15
5 - 8
3
13
-13
-3
4 - (-3)
7
-7
1
-1
-7 - (-2)
5
-5
9
-9
-6 - 4
-10
10
2
-2
