Let’s use the number line to subtract.
Math Mights was adapted from IM K-5 Math™ ©2021 by Illustrative Mathematics® , released under the Creative Commons Attribution 4.0 International License (CC BY 4.0) https://creativecommons.org/licenses/by/4.0/.
Additions and adaptations are ©2021 by Strategic Intervention Solutions, LLC
MI.Math.Content.2.NBT.A.2
Count within 1000; skip-count by 5s, 10s, and 100s.
MI.Math.Content.2.NBT.B.5
Fluently add and subtract within 100 using strategies based on place value, properties of operations, and/or the relationship between addition and subtraction.
MI.Math.Content.2.MD.B.6
Represent whole numbers as lengths from 0 on a number line diagram with equally spaced points corresponding to the numbers 0, 1, 2, … , and represent whole-number sums and differences within 100 on a number line diagram.
