CCSS.MATH.CONTENT.1.NBT.C.6
Subtract multiples of 10 in the range 10-90 from multiples of 10 in the range 10-90 (positive or zero differences), using concrete models or drawings and strategies based on place value, properties of operations, and/or the relationship between addition and subtraction; relate the strategy to a written method and explain the reasoning used.
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Number Grid Game — Interactive Activity
Share this number grid game with your students to give them practice adding and subtracting ten and one from a given number.
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Mental Math Subtraction Printable Posters
Use this set of subtraction posters in your classroom when teaching different mental math strategies.
- Free Plan
Printable Ten Frames (Single and Double)
Introduce these printable ten frames to your students to promote number sense with hands-on learning.
- Free Plan
Ten Frame Printable Templates
Use these printable ten frames in various math lessons to reinforce number sense and other essential skills.
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Number Talks - Target Number Task Cards
Build number sense skills with this set of 20 task cards.
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Numbers 1 to 100 - Trees
Numbers 1 to 100 displayed on a bright and colorful poster.
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Numbers 1 to 100 - Odds, Evens and Counting in 5's
Numbers 1 to 100 displayed on a bright and colorful poster.
- Plus Plan
Number Talks Teaching Resource Pack - Grade 1
A collection of number talks teaching resources that support meaningful and highly engaging conversations in the mathematics classroom.