Year 5 Autumn Block 1 Place Value Step

Year 5 – Autumn Block 1 – Place Value Step 11: Negative Numbers © Classroom Secrets Limited

Introduction Order this numbers from smallest to largest. 5 -1 smallest largest © Classroom Secrets Limited 0 -3 1 3 -5 4 -2 -4 2

Introduction Order this numbers from smallest to largest. -5 -4 smallest largest © Classroom Secrets Limited -3 -2 -1 0 1 2 3 4 5

Varied Fluency 1 Write the numbers below on the number line. 15 -20 © Classroom Secrets Limited -10 -8 -13 0 8 -3 10 20

Varied Fluency 1 Write the numbers below on the number line. 15 -10 -20 13 © Classroom Secrets Limited -13 -8 8 -3 -8 -3 20 10 0 8 15

Varied Fluency 2 If the temperature in Hull is 15°C and the temperature in Moscow is -18°C, what is the difference between the two temperatures? Use the number line to help. -20 © Classroom Secrets Limited -10 0 10 20

Varied Fluency 2 If the temperature in Hull is 15°C and the temperature in Moscow is -18°C, what is the difference between the two temperatures? Use the number line to help. -20 -10 0 18 15 33 °C © Classroom Secrets Limited 20 10

Varied Fluency 3 Identify the coldest temperature in each set of data and mark it on the number line below. -30 © Classroom Secrets Limited A. - 14 0 -12 19 -9 29 B. 5 -19 -2 -21 15 -3 0 30

Varied Fluency 3 Identify the coldest temperature in each set of data and mark it on the number line below. A. - 14 0 -12 19 -9 29 B. 5 -19 -2 -21 15 -3 -30 0 B © Classroom Secrets Limited A 30

Varied Fluency 4 True or false? The arrow is pointing to -12 on the number line below. -40 © Classroom Secrets Limited 0 40

Varied Fluency 4 True or false? The arrow is pointing to -12 on the number line below. -40 0 False. The arrow is pointing to -26. © Classroom Secrets Limited 40

Reasoning 1 Rosie has recorded each answer to the questions below on the number line. A. 18 more than negative 15 B. 21 less than 5 C. 4 subtract 17 -20 B 0 A C Is she correct? Explain your answer. © Classroom Secrets Limited 20

Reasoning 1 Rosie has recorded each answer to the questions below on the number line. A. 18 more than negative 15 B. 21 less than 5 C. 4 subtract 17 -20 B 0 A C Is she correct? Explain your answer. Rosie is not correct because. . . © Classroom Secrets Limited 20

Reasoning 1 Rosie has recorded each answer to the questions below on the number line. A. 18 more than negative 15 B. 21 less than 5 C. 4 subtract 17 -20 B 0 A C 20 Is she correct? Explain your answer. Rosie is not correct because C should be pointing to -13. © Classroom Secrets Limited

Reasoning 2 Robert thinks that the number that lies halfway between A and B is 0. -30 A 0 B Is he correct? Prove it. © Classroom Secrets Limited 30

Reasoning 2 Robert thinks that the number that lies halfway between A and B is 0. -30 A 0 B Is he correct? Prove it. Robert is not correct because. . . © Classroom Secrets Limited 30

Reasoning 2 Robert thinks that the number that lies halfway between A and B is 0. -30 A 0 B 30 Is he correct? Prove it. Robert is not correct because halfway between -15 and 13 is -1. © Classroom Secrets Limited

Problem Solving 1 Sasha had £ 25 in her bank account. On Monday, her car and insurance bills went out of the account. Her bank account is now -£ 24. If the car bill was £ 18, how much was Sasha’s insurance bill? Use the number line below for support. -30 © Classroom Secrets Limited 0 30

Problem Solving 1 Sasha had £ 25 in her bank account. On Monday, her car and insurance bills went out of the account. Her bank account is now -£ 24. If the car bill was £ 18, how much was Sasha’s insurance bill? Use the number line below for support. -30 0 £ 31 © Classroom Secrets Limited 30