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Addition

Level 20 - build-up

3d + 3d (mastery)

6 visual blocks - left-to-right chunks

1

Read the shape

Level 20 visual plan for 3d + 3d (mastery)
Find the largest place value first. 3d + 3d (mastery).

Find the largest place value first. 3d + 3d (mastery).

2

Pick the method

Addition: block 2 Visual guide level shape 3d + 3d (mastery)Pick the methodAdd the biggest chunk, then the smaller chunk. image-first, then practice
Add the biggest chunk, then the smaller chunk.

Add the biggest chunk, then the smaller chunk.

3

First move

Addition: block 3 Visual guide level shape 3d + 3d (mastery)First moveSay the rough total before units. image-first, then practice
Say the rough total before units.

Say the rough total before units.

4

Check

Addition: block 4 Visual guide level shape 3d + 3d (mastery)CheckCompare with a quick estimate. image-first, then practice
Compare with a quick estimate.

Compare with a quick estimate.

5

Play the mode

Addition: block 5 Visual guide level shape 3d + 3d (mastery)Play the modeReach the target without avoidable misses. image-first, then practice
Reach the target without avoidable misses.

Reach the target without avoidable misses.

6

Watch-out

Addition: block 6 Visual guide level shape 3d + 3d (mastery)Watch-outType only after the final small chunk. image-first, then practice
Type only after the final small chunk.

Type only after the final small chunk.

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