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Standard MI.Math.Content.2.NBT.B.9
Use place value understanding and properties of operations to add and subtract
Michigan State Math Standards
Explain why addition and subtraction strategies work, using place value and the properties of operations. (Explanations may be supported by drawings or objects.)
Subtraction on an Open Numberline
Let's use the number line to subtract some more.
Math Mights was adapted from IM K-5 Math™ ©2021 by Illustrative Mathematics® , released under...
Add and Subtract 3-Digit Numbers
Let's add and subtract three-digit numbers.
Math Mights was adapted from IM K-5 Math™ ©2021 by Illustrative Mathematics®, released under the Creative Commons Attribution...
Add & Subtract within 100
Engage with a number talk to sum near-doubles using compensation. Add and subtract within 100 in more than one way. Use compensation, place...
Match Strategies to Expressions
Engage in a number talk to add within 100 using compensation. Match addition strategies to expressions. Play the game "Less than 10" to...