Nienhuis Montessori | Catalog 2019

Mathematics ELEMENTARY 6 – 12

SUBTRACTION

Problem Slips: Subtraction Working Charts 2 sets of color-coded unit subtraction combinations (equations) slips. 1 set of combinations for each of the 2 Subtraction Working Charts. Each set supplied in a separate plastic box. Item Number: 559534 Subtraction Equations And Differences Box This 2-compartment box with lid contains plastic chips,1 set with equations printed on them and 1 set with the answers to be used with the Subtraction Working Charts. All the equations and differences for the subtraction combinations 1–18 are included. Item Number: 014700 Subtraction Tables Booklet: 1 The ‘traditional’ subtraction tables for the numbers 18–1 with subtrahends in diminishing numerical order (24 booklets). Item Number: 559531

Subtraction Tables Booklet: 2 Subtraction tables 18–1 presented with subtrahends in random order. These booklets encourage further practice and repetition (24 booklets). Item Number: 559532

Subtraction Tables Booklet: 3 A booklet with random subtraction equations. These booklets encourage further practice and repetition (40 booklets). Item Number: 559533 Multiplication Bead Bar Layout Box: Individual Beads The purpose of this material is to introduce the child to the multiplication tables 1 x 1 through 10 x 10. The box contains the appropriate amount of bead bars 1–10 to layout each table and its corresponding product.

Item Number: 0280G0 (Glass) • Item Number: 0280M0 (Nylon) •

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Nienhuis Montessori 219

Essential