Curriculum>Grade 1> Module 1>Topic F: Decomposition Strategies for Subtraction
Click the number of base 10 cubes that should be taken away from the total to match the difference of the subtraction equation given to you. Afterwards, students will in the difference of the subtraction equation
A. Record a scenario based on objects as a subtraction equation with a difference of 0 (Part 1)
B. Record a number line scenario as a -0 subtraction equation
C. Record a number line scenario as a subtraction equation with a difference of 0
D. Identify missing numbers in subtraction equations with a difference of 0
E. Subtract by moving an object backward on a number line and solve a related equation that shows subtraction from 3, 4, or 5
F. Record a number line scenario as an equation that shows subtraction from 3, 4, or 5
G. Record a scenario based on objects as a subtraction equation with a difference of 0 (Part 2)
H. Use base-10 blocks to represent subtraction scenarios with objects within 5 and identify base-10 block patterns that represent subtraction scenarios with objects within 5
J. Record a model of base-10 blocks as two related equations that show subtraction from 6
K. Record a model of base-10 blocks as two related equations that show subtraction from 7 or 8
L. Subtract by moving an object backward on a number line and solve a related equation that shows subtraction within 7
M. Record a model of base-10 blocks as two related equations that show subtraction from 9 or 10
N. Identify missing numbers in subtraction equations from 9