Subtracting Word Problems Part 1

Let’s work on conservation to 10 using objects to help us 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/.

MI.Math.Content.K.CC.B.5 Count to tell the number of objects

Count to answer “how many?” questions about as many as 20 things arranged in a line, a rectangular array, or a circle, or as many as 10 things in a scattered configuration; given a number from 1-20, count out that many objects.

MI.Math.Content.K.OA.A.1 Understand addition as putting together and adding to, and understand subtraction as taking apart and taking from

Represent addition and subtraction with objects, fingers, mental images, drawings (drawings need not show details, but should show the mathematics in the problem), sounds (e.g., claps), acting out situations, verbal explanations, expressions, or equations.

MI.Math.Content.K.OA.A.2 Understand addition as putting together and adding to, and understand subtraction as taking apart and taking from

Solve addition and subtraction word problems, and add and subtract within 10, e.g., by using objects or drawings to represent the problem.