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CCSS 1.NBT.5 Worksheets

CCSS 1.NBT.5 (Common Core, 1st Grade): "Given a two-digit number, mentally find 10 more or 10 less than the number, without having to count; explain the reasoning used." The worksheets below practice this standard. Each one is a free printable PDF with an answer key, comes in multiple versions, and can also be assigned digitally - no login or account needed.

Number and Operations in Base Ten Use place value understanding and properties of operations to add and subtract. 5Given a two-digit number, mentally find 10 more or 10 less than the number, without having to count; explain the reasoning used.

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1nbt5

CCSS 1.NBT.5 Worksheets - Finding Ten More and Ten Less (Numeric) worksheet

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Finding Ten More and Ten Less (Numeric)

1nbt5

Find the number that is 10 more than a given number.
Find the number that is 10 less than a given number.
Use place value to see how adding or subtracting 10 changes the tens digit while the ones digit stays the same.
Work quickly and accurately with numbers up to 100 by spotting the +10 and -10 pattern.

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CCSS 1.NBT.5 Worksheets - 10s worksheet

Load up one problem at a time! Ideal for projectors, tablets and computers.

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10s

1nbt5

Practice subtracting 10 from a number quickly and accurately.
Notice how taking away 10 changes only the tens digit while the ones digit stays the same.
Build speed and confidence with basic subtraction facts involving tens.

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CCSS 1.NBT.5 Worksheets - 10s (horizontal) worksheet

Load up one problem at a time! Ideal for projectors, tablets and computers.

Create a set of flash cards.

Create a distance learning assignment.

Distance Learning

Create a new worksheet.

Create New Sheet

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10s (horizontal)

1nbt5

Practice subtracting 10 from a number quickly and accurately.
Use place-value patterns to see how the tens digit changes when you take away 10.
Build mental math speed by counting back by tens.

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CCSS 1.NBT.5 Worksheets - Finding Ten More and Ten Less worksheet

Load up one problem at a time! Ideal for projectors, tablets and computers.

Create a set of flash cards.

Create a distance learning assignment.

Distance Learning

Create a new worksheet.

Create New Sheet

Magnify worksheet preview

Select a Worksheet >

Pin It

Finding Ten More and Ten Less

1nbt5

Find ten more or ten less than a two-digit number.
Use place value to see how changing the tens digit changes the number.

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