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Standard MI.Math.Content.1.OA.D.8
Work with addition and subtraction equations
Michigan State Math Standards
Determine the unknown whole number in an addition or subtraction equation relating three whole numbers. For example, determine the unknown number that makes the equation true in each of the equations 8 + ? = 11, 5 = ＿ – 3, 6 + 6 = ＿.
Write Equations to Match the Strategy
Let's figure out when to make a new 10.
Math Mights was adapted from IM K-5 Math™ ©2021 by Illustrative Mathematics® , released under...
Add Two-Digit Numbers
Let's add two-digit numbers in more than one way.
Math Mights was adapted from IM K-5 Math™ ©2021 by Illustrative Mathematics®, released under the...
Adding Tens-Tens and Ones-Ones
Let's add two-digit numbers by first adding the tens and then adding the ones.
Math Mights was adapted from IM K-5 Math™ ©2021 by...
Match Story Problems to Equations
Subitize with a 10-frame and then build one more than your number on the Rekenrek (counting buddy). Use Notice and Wonder to ask...
Add & Subtract Using 10
Represent 10 using a number bond and 10-frame with a missing addend. Use Notice and Wonder with a 10-frame, connecting cubes, and place-value...
Subtraction Strategies
Warm up with a Mystery Math Mistake to find the error in DC's addition. Use different strategies to subtract including counting back and...