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# Montessori 6-9 Math Sequence Cards

## Contents

#### Set One: Math Sequence Cards for the Montessori Materials

gb– golden bead subtraction (static and dynamic)

gbx golden bead multiplication (static and dynamic)

gb÷ golden bead division (with 1-, 2-, 3- and 4-digit divisors)

sg+ stamp game addition (static and dynamic)

sg– stamp game subtraction (static and dynamic)

sgx stamp game multiplication (dynamic only)

sg÷1 stamp game one-digit division

sg÷2 stamp game two-digit division

sk+ snake game with positive numbers

sk–a snake game with negative numbers under ten

sk–b snake game with negative numbers over nine

sbf– small bead frame subtraction (static and dynamic)

sbfx small bead frame multiplication (static and dynamic)

tb times board

lbf– large bead frame subtraction (dynamic only)

lbfx large bead frame multiplication (dynamic only)

dg÷ dot paper division

cb-a checkerboard with bead bar multiplication

cb-b checkerboard with mental multiplication

db division board

tt÷1 test tube division with one-digit divisors

tt÷2 test tube division with two-digit divisors

fgl fractions: greater than or less than

fe fractions: greater than, less than or equivalent

fas fractions: addition and subtraction with same denominators

flt fractions: reducing to lowest terms

fud fractions: operations with unlike denominators

fsk fractions: division of fractions with the skittles

pb peg board: multiples and factors

bb-bi binomials times a number and binomials times binomials

bb-tri trinomials times a number and trinomials times trinomials

bb-sq squares: passage to successive squares and non-successive squares

#### Set Two: Math Sequence Cards for Abstraction

+ abstract addition with regrouping in the units place only

+a abstract addition with regrouping in the units and tens places

+b abstract addition with regrouping in the units, tens and hundreds places

– abstract subtraction with regrouping in the tens place only

–a abstract subtraction with regrouping in the tens and hundreds places

–m mixed subtraction problems (regrouping in various places, and money)

–z abstract subtraction with regrouping with zeros

x abstract multiplication with one-digit multipliers

xa abstract multiplication with two-digit multipliers

xb abstract multiplication with three-digit multipliers

xm abstract multiplication with mixed multipliers

÷ abstract division with one-digit divisors and two-digit dividends

÷a abstract division with one-digit divisors and mixed dividends

÷b abstract division with two-digit divisors and mixed dividends

÷c abstract division with three-digit divisors and mixed dividends

das addition and subtraction of decimals

dx multiplication of decimals

d÷ division of decimals

df converting fractions into decimals

dm mixed problems involving decimals

p converting fractions into percentages

pa converting percentages into fractions

pb finding the percentage of a whole number

alg using parentheses

algx solving equations with one unknown

alg(x) solving equations with one unknown and parentheses

sp-a one-step story problems with regrouping

sp-b multistep story problems with regrouping