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Самостоятельная работа по математике, 6 класс: Arithmetic operations, Fractions. 10 заданий с ответами и объяснениями. Темы: Arithmetic operations, Fractions, Decimals, Word problems, Basic geometry. Длительность — 40 мин.
Задания самостоятельной работы
Ниже — полный список заданий с правильными ответами и объяснениями. На занятии репетитор может скрыть ответы и открывать их после того, как ученик попробует ответить сам.
1
What is 48 + 27?
65
75
85
95
Объяснение: Add tens and ones: 40 + 20 = 60, and 8 + 7 = 15, so 60 + 15 = 75.
2
What is 96 - 38?
58
68
48
78
Объяснение: Subtract 30 to get 66, then subtract 8 more to get 58.
3
Which fraction is equivalent to 1/2?
2/3
3/6
4/5
1/3
Объяснение: 3/6 simplifies to 1/2 because both numerator and denominator can be divided by 3.
4
What is 3/4 of 20?
10
12
15
18
Объяснение: First find 1/4 of 20, which is 5. Then 3/4 is 5 + 5 + 5 = 12.
5
What is 0.6 written as a fraction in simplest form?
6/10
3/5
6/5
1/6
Объяснение: 0.6 = 6/10, and 6/10 simplifies to 3/5.
6
A pencil costs $2.50. How much do 4 pencils cost?
$8.00
$9.50
$10.00
$12.50
Объяснение: Multiply 2.50 by 4: 2 × 4 = 8 and 0.50 × 4 = 2, so the total is $10.00.
7
A rectangle has length 8 cm and width 3 cm. What is its area?
11 cm²
24 cm²
22 cm²
16 cm²
Объяснение: Area of a rectangle is length × width: 8 × 3 = 24 cm².
8
Which number is greatest?
0.7
0.65
0.75
0.57
Объяснение: Compare the decimals by place value: 0.75 is greater than 0.70, 0.65, and 0.57.
9
If a shape has 4 equal sides and 4 right angles, what is it?
Rectangle
Square
Triangle
Rhombus
Объяснение: A square has 4 equal sides and 4 right angles.
10
A class has 24 students. If 1/3 of them are absent, how many students are absent?
6
8
12
18
Объяснение: Find 1/3 of 24 by dividing 24 by 3: 24 ÷ 3 = 8.
