Mastering the standard of composing and decomposing numbers 11-19 in kindergarten is possible! This differentiated set of materials is designed to help students receive the practice and repetition needed to gain mastery. Includes small group and independent work - perfect for use with a guided math approach or for use in math centers.

Includes:

• number chant to open up dicussion on composing/decomposing
• 24 pg. booklet for students to practice composing/decomposing with words (two versions*) Combines a number line, a number chart, a ten frame model and decomposing statement.
• 24 pg. booklet for students to practice composing/decomposing with equations (two versions*). Combines a number chart, a ten frame model and equation.
• memory game cards (two versions*)
• 2 'seek, find and compose' workmats and recording sheets. (two versions*)
• teen and ten frame flash cards (includes larger teacher set)
• composing and decomposing magnetic drawing practice cards

*Includes a set of materials to compose/decompose numbers 21-99 for higher-level students

Helps Meet Common Core Mathematics Standards:

• K.CC.5.a. Count up to 20 objects that are in an order by answering the question “how many”.
• K.NBT.1.c Record the composition of numbers 11-19 through drawing of a group of ten ones and additional ones.
• K.NBT.1.d. Record the decomposition of numbers 11-19 through a drawing of a group of ten ones and additional ones.
• K.NBT.1.e. Record the composition of numbers 11-19 through an equation of a group of ten ones and  additional ones.
• K.NBT.1.f. Record the decomposition of numbers 11-19 through an equation of a group of ten ones and  additional ones.