Mixed Topic Worksheet Grades 1/2/3: Day 018
- 1
Question 1. Ravi writes these numbers in order, smallest first: -1, -4, -6, 3, 5. Ravi's list is wrong. Write the numbers in the correct order, smallest first, and write what Ravi did wrong.
Ordering Negatives▶ Show worked answerHide worked answer
- M1: Of the negative numbers -1, -4 and -6, the smallest is -6 because it is furthest below zero
- A1: -6, -4, -1, 3, 5 with a reason that refers to the negative numbers
Answer: -6, -4, -1, 3, 5. Ravi put the negative numbers in order of the size of the digits, not their position below zero.[2 marks] - 2
Question 2. ABCD is a parallelogram. Angle A and angle C are opposite angles and are each x^°. Angle B and angle D are each 110^°. Work out the value of x.
Types of Quadrilaterals▶ Show worked answerHide worked answer
- M1: 360 - 110 - 110 (the angles in a quadrilateral add up to 360^°)
- A1: 140 ÷ 2 = 70
Answer: 70[2 marks] - 3
Question 3. Ella rounds 6950 to the nearest 100.
She writes 6900.
Ella is wrong.
Write down the correct answer.Rounding to the Nearest Power of 10▶ Show worked answerHide worked answer
- M1: 6950 is halfway between 6900 and 7000
- A1: 7000
Answer: 7000[2 marks] - 4
Question 4. A circle has a radius of 9 cm.
Work out the area of the circle.
Give your answer to 1 decimal place.Area of a Circle▶ Show worked answerHide worked answer
- M1: π × 9²
- A1: 254.5
Answer: 254.5[2 marks] - 5
Question 5. The diagram shows a circular drum skin.
The drum skin has a diameter of 38 cm.
Work out the area of the drum skin.
Give your answer to 1 decimal place.Area of a Circle▶ Show worked answerHide worked answer
- M1: π × (38 ÷ 2)²
- A1: 1134.1
Answer: 1134.1 cm²[2 marks]
Mixed Topic Worksheet Grades 1/2/3: Day 018
- 1
Question 1. Ravi writes these numbers in order, smallest first: -1, -4, -6, 3, 5. Ravi's list is wrong. Write the numbers in the correct order, smallest first, and write what Ravi did wrong.
[2 marks]Ordering Negatives▶ Show worked answerHide worked answer
- M1: Of the negative numbers -1, -4 and -6, the smallest is -6 because it is furthest below zero
- A1: -6, -4, -1, 3, 5 with a reason that refers to the negative numbers
Answer: -6, -4, -1, 3, 5. Ravi put the negative numbers in order of the size of the digits, not their position below zero. - 2
Question 2. ABCD is a parallelogram. Angle A and angle C are opposite angles and are each x^°. Angle B and angle D are each 110^°. Work out the value of x.
[2 marks]Types of Quadrilaterals▶ Show worked answerHide worked answer
- M1: 360 - 110 - 110 (the angles in a quadrilateral add up to 360^°)
- A1: 140 ÷ 2 = 70
Answer: 70 - 3
Question 3. Ella rounds 6950 to the nearest 100.
[2 marks]
She writes 6900.
Ella is wrong.
Write down the correct answer.Rounding to the Nearest Power of 10▶ Show worked answerHide worked answer
- M1: 6950 is halfway between 6900 and 7000
- A1: 7000
Answer: 7000 - 4
Question 4. A circle has a radius of 9 cm.
[2 marks]
Work out the area of the circle.
Give your answer to 1 decimal place.Area of a Circle▶ Show worked answerHide worked answer
- M1: π × 9²
- A1: 254.5
Answer: 254.5 - 5
Question 5. The diagram shows a circular drum skin.
[2 marks]
The drum skin has a diameter of 38 cm.
Work out the area of the drum skin.
Give your answer to 1 decimal place.Area of a Circle▶ Show worked answerHide worked answer
- M1: π × (38 ÷ 2)²
- A1: 1134.1
Answer: 1134.1 cm²
Mixed Topic Worksheet Grades 1/2/3: Day 018
- 1
Question 1. Ravi writes these numbers in order, smallest first: -1, -4, -6, 3, 5. Ravi's list is wrong. Write the numbers in the correct order, smallest first, and write what Ravi did wrong.
Ordering Negatives▶ Show worked answerHide worked answer
- M1: Of the negative numbers -1, -4 and -6, the smallest is -6 because it is furthest below zero
- A1: -6, -4, -1, 3, 5 with a reason that refers to the negative numbers
Answer: -6, -4, -1, 3, 5. Ravi put the negative numbers in order of the size of the digits, not their position below zero.[2 marks] - 2
Question 2. ABCD is a parallelogram. Angle A and angle C are opposite angles and are each x^°. Angle B and angle D are each 110^°. Work out the value of x.
Types of Quadrilaterals▶ Show worked answerHide worked answer
- M1: 360 - 110 - 110 (the angles in a quadrilateral add up to 360^°)
- A1: 140 ÷ 2 = 70
Answer: 70[2 marks] - 3
Question 3. Ella rounds 6950 to the nearest 100.
She writes 6900.
Ella is wrong.
Write down the correct answer.Rounding to the Nearest Power of 10▶ Show worked answerHide worked answer
- M1: 6950 is halfway between 6900 and 7000
- A1: 7000
Answer: 7000[2 marks] - 4
Question 4. A circle has a radius of 9 cm.
Work out the area of the circle.
Give your answer to 1 decimal place.Area of a Circle▶ Show worked answerHide worked answer
- M1: π × 9²
- A1: 254.5
Answer: 254.5[2 marks] - 5
Question 5. The diagram shows a circular drum skin.
The drum skin has a diameter of 38 cm.
Work out the area of the drum skin.
Give your answer to 1 decimal place.Area of a Circle▶ Show worked answerHide worked answer
- M1: π × (38 ÷ 2)²
- A1: 1134.1
Answer: 1134.1 cm²[2 marks]