﻿ Mixed Age Year 4 and 5 Addition and Subtraction Step 9 Resource Pack | Classroom Secrets

# Mixed Age Year 4 and 5 Addition and Subtraction Step 9 Resource Pack

## Step 9: Mixed Age Year 4 and 5 Addition and Subtraction Step 9 Resources

Mixed Age Year 4 and 5 Addition and Subtraction Step 9 Resource Pack includes a teaching PowerPoint and differentiated varied fluency and reasoning and problem solving resources for this step which covers Year 4 Estimate Answers & Year 5 Estimate and Approximate for Autumn Block 2.

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### What's included in the Pack?

This Mixed Age Year 4 and 5 Addition and Subtraction Step 9 Resource pack includes:

• Mixed Age Year 4 and 5 Addition and Subtraction Step 9 Teaching PowerPoint with examples for both year groups.
• Year 5 Estimate and Approximate Varied Fluency with answers.
• Year 5 Estimate and Approximate Reasoning and Problem Solving with answers.

#### National Curriculum Objectives

Mathematics Year 4: (4C3) Estimate and use inverse operations to check answers to a calculation

Mathematics Year 5: (5C1) Add and subtract numbers mentally with increasingly large numbers

Differentiation for Year 4 Estimate Answers:

Varied Fluency
Developing Questions to support estimating using rounding to the nearest 10 or 100. Includes numbers up to 1,000.
Expected Questions to support estimating using rounding to the nearest 10, 100 or 1,000. Includes numbers up to 10,000.
Greater Depth Questions to support estimating using rounding to the nearest 10, 100 or 1,000. Includes numbers up to and beyond 10,000.

Reasoning and Problem Solving
Questions 1, 4 and 7 (Reasoning)
Developing Use estimating to identify the odd one out from a choice of 3 calculations. Includes numbers up to 1,000.
Expected Use estimating to identify the odd one out from a choice of 4 calculations. Includes numbers up to 10,000.
Greater Depth Use estimating to identify the odd one out from a choice of 5 calculations. Includes numbers up to and beyond 10,000.

Questions 2, 5 and 8 (Reasoning)
Developing Explain which estimate is the most sensible. Includes numbers up to 1,000.
Expected Explain which estimate is the most sensible. Includes numbers up to 10,000.
Greater Depth Explain which estimate is the most sensible. Includes numbers up to and beyond 10,000.

Questions 3, 6 and 9 (Problem Solving)
Developing Make sensible estimates of a missing number by rounding to the nearest 10 or 100. Includes numbers up to 1,000.
Expected Make sensible estimates of a missing number by rounding to the nearest 10, 100 or 1,000. Includes numbers to 10,000.
Greater Depth Make sensible estimates of a missing number by rounding to the nearest 10, 100 or 1,000. Includes numbers up to and beyond 10,000.

Differentiation for Year 5 Estimate and Approximate:

Varied Fluency
Developing Questions to support estimating and approximating 4-digit numbers to the nearest 10, 100 or 1,000. Including rounding 1 decimal place to the nearest whole.
Expected Questions to support estimating and approximating 5-digit numbers to the nearest 10, 100, 1,000 or 10,000. Including rounding 2 decimal places to the nearest whole.
Greater Depth Questions to support estimating and approximating 6-digit numbers to the nearest 10, 100, 1,000, 10,000 or 100,000. Including rounding 3 decimal places to the nearest whole.

Reasoning and Problem Solving
Questions 1, 4 and 7 (Problem Solving)
Developing Determine the range of numbers that could be rounded to a given number. Includes estimating and approximating 4-digit numbers to the nearest 10, 100 or 1,000.
Expected Determine the range of numbers that could be rounded to a given number. Includes estimating and approximating 5-digit numbers to the nearest 10, 100, 1,000 or 10,000.
Greater Depth Determine the range of numbers that could be rounded to a given number. Includes estimating and approximating 6-digit numbers to the nearest 10, 100, 1,000, 10,000 or 100,000.

Questions 2, 5 and 8 (Reasoning)
Developing Determine whether a point on a number line is an accurate estimation and explain why. Includes estimating and approximating 4 or 5-digit numbers to the nearest 10, 100 or 1,000.
Expected Determine whether a point on a number line is an accurate estimation and explain why. Includes estimating and approximating 5-digit numbers to the nearest 10, 100 or 1,000.
Greater Depth Determine whether a point on a number line is an accurate estimation and explain why. Includes estimating and approximating 6-digit numbers to the nearest 10, 100 or 1,000.

Questions 3, 6 and 9 (Reasoning)
Developing Solve a word problem by approximating the difference between two 2-digit numbers. Includes estimating and approximating 2-digit numbers to the nearest 10.
Expected Solve a word problem by approximating the difference between two 2 or 3-digit numbers. Includes estimating and approximating 2 or 3-digit numbers with 2 decimal places to the nearest 10 or 100.
Greater Depth Solve a word problem by approximating the difference between two 3-digit numbers. Includes estimating and approximating 3-digit numbers with 2 decimal places to the nearest 10 or 100.