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Add multiples of 10's to two digit numbers

Interactive practice questions

$10+10$10+10

Easy
< 1min

What is $20+10$20+10?

Easy
< 1min

What is $80+10$80+10?

Easy
< 1min

$50+30$50+30

Easy
< 1min
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Outcomes

NA2-2

Know forward and backward counting sequences with whole numbers to at least 1000.

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