New wave mental maths 6th class answers pdf

Here are some sample answers for New Wave Mental Maths 6th Class:

Chapter 1: Numbers and Operations

1.1: Multiplication and Division Facts

• 4 x 6 = 24
• 6 x 4 = 24
• 12 ÷ 4 = 3
• 9 ÷ 3 = 3

1.2: Multiplication and Division with Regrouping

• 34 x 6 = 204
• 56 ÷ 8 = 7

1.3: Mental Calculation

• 45 + 27 = 72
• 93 - 25 = 68

Chapter 2: Fractions and Decimals

2.1: Adding and Subtracting Fractions

• 1/2 + 1/4 = 3/4
• 2/3 - 1/6 = 1/2

2.2: Multiplying and Dividing Fractions

• 1/2 x 3/4 = 3/8
• 2/3 ÷ 1/2 = 4/3

2.3: Decimals

• 0.5 + 0.2 = 0.7
• 0.8 - 0.3 = 0.5

Chapter 3: Percentages and Ratios

3.1: Percentages

• 25% of 120 = 30
• 15% of 240 = 36

3.2: Ratios

• 2:3 = 4:6
• 3:4 = 9:12

Chapter 4: Algebra and Patterns

4.1: Simple Algebra

• 2x + 5 = 11 => x = 3
• x - 3 = 7 => x = 10

4.2: Patterns

• 2, 5, 8, 11,? => 14
• 3, 6, 9, 12,? => 15

Chapter 5: Data Handling

5.1: Interpreting Data

• A bar graph showing the number of students in a class:
  • 10 students in Grade 6
  • 12 students in Grade 7
  • 15 students in Grade 8
• A pie chart showing the favorite colors of students:
  • 30% like blue
  • 25% like red
  • 20% like green
  • 25% like other colors

5.2: Creating Data

• A table showing the number of books read by students in a month:
  • Student A: 5 books
  • Student B: 3 books
  • Student C: 2 books
• A graph showing the number of hours spent playing sports by students in a week:
  • Monday: 2 hours
  • Tuesday: 1 hour
  • Wednesday: 3 hours
  • Thursday: 2 hours
  • Friday: 1 hour

Please note that these are just sample answers and may not be exactly what is expected in the actual exam. It's always a good idea to practice with sample questions and review the material thoroughly before taking the exam.