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Some things are created because of the combination of other things! Numbers do the same! A number is a combination of other numbers. How does it happen? This worksheet will help you!
Decomposing numbers means to break down numbers into their sub-parts.
It means breaking a number into tens and ones.
The opposite of decomposition is composition – to put parts back together.
12 can be split up to 7 and 5.
Decomposing Numbers within 20 Worksheets
This is a fantastic bundle which includes everything you need to know about Decomposing Numbers within 20 across 15+ in-depth pages. These are ready-to-use Common core aligned Grade 1 Math worksheets.
Each ready to use worksheet collection includes 10 activities and an answer guide. Not teaching common core standards? Don’t worry! All our worksheets are completely editable so can be tailored for your curriculum and target audience.
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