Montessori Number bonds 11-20


Help your Montessori student learn their addition facts to the sums of 11-18 with these handy number bond sheets

The same material is available with numbers to 10 here

Suitable for children who have been introduced to addition

Children fill in the bond sheets using the colored beads as a prompt to see how addends make the sum.

Available for every ONE DIGIT ADDEND sum up to and including '18' e.g. 9 + 8, 8 + 7.

-Color copy onto card and laminate
-Children fills in the bond sheets with a whiteboard marker using the colored beads as a prompt to see how addends make the sum.
-Child uses colored beads to help them solve answers.
-When finished child wipes off the sheets for later use.

2 COLOR versions included. One with 2 colored bead addends, one with only 1 colored bead addend included.
NOTE: This comes as color only. It is designed to be used as a self correcting activity center NOT as worksheets. Therefore there is no Black and white copy included


Check out my Montessori number fact knowledge bundle or you may be interested in the following items:

Addition Tables
Subtraction Tables
Multiplication Tables
Division Tables
Number Bonds to 10
Colored Bead Fact Families
Doubles plus 1
Adding Doubles
Montessori Teen Numbers

 Check out our money saving maths bundle or junior math bundle. 

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