The 'first' part of a 'first, then, now' story represents an amount that was already there.

The 'then' part of a 'first, then, now' story represents an amount that was added or subtracted.

The 'now' part of a 'first, then, now' story represents the amount that there is at the end of the story.

Solve problems by measuring different lengths in cm using a ruler

Maths

In this unit pupils will consolidate their counting to 20. They will measure objects using non-standard and standard measures and record outcomes. In the future unit pupils will explore the counting sequence for counting to 100 and beyond and represent the numbers from 20-99 in different ways, including marking the position on a number line.

In prior learning, pupils will have had opportunities to use manipulatives to organise counting including using everyday manipulatives, tens frames and through shape, space and measures. In this unit pupils will consolidate their counting to 20. They will measure objects using non-standard and standard measures and record outcomes.

Numbers 0 to 20 in different contexts

Jacob’s pencil case is 18 cm long. Which of these items will fit in Jacob’s pencil case?

Which picture matches the story? First, the plant was 10 cm tall. Then, it grew 2 cm taller. Now, the plant is 12 cm tall.

Order the steps of the story so that they match the picture.

What is the final part of the story? First my plant was 10 cm tall. Then it grew 2 cm taller.

What number is missing from the story? Use the picture to help. First, I made a bracelet that was 10 cm long. Then I added a ___ cm bead. Now my bracelet is 13 cm long.

Complete the ‘First, then, now’ story using the picture. First the bracelet was 7 cm long. Then I added a 4 cm bead. Now the bracelet is ___ cm long.

Complete the sentence. The pen is _________ than the pencil.

Complete the sentence. The tower of bricks is {{ }} cm tall. 

No they are not the same height. One is shorter than the other.

Jun thinks that both the robots are the same height. Is he correct?

This lesson will soon be taken down.

Solve problems by measuring different lengths in cm using a ruler

Lesson outcome