Glossary: Terms Starting with B

25 definitions in Mathematics with links to the lessons that teach each word.

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All terms starting with B

backwards

MathsFrom Grade 1

In the direction numbers get smaller.

Learn it in: Counting forwards and backwards (Grade 1)

balance

MathsFrom Grade 2

A scale that compares mass.

Learn it in: Mass (Grade 2), Simple equations (Grade 6)

bar graph

MathsFrom Grade 2

A graph that uses bars.

Learn it in: Bar graphs (Grade 2), Scaled bar graphs (Grade 3), Bar graphs (Grade 4)

bar model

MathsFrom Grade 2

A bar divided into equal boxes.

Learn it in: Multiplication using pictures (Grade 2), Division using pictures (Grade 2), Fraction word problems (Grade 4)

base

MathsFrom Grade 5

The number multiplied.

Learn it in: Powers of ten (Grade 5), Area of triangles (Grade 6), Area of parallelograms (Grade 6)

baseline

MathsFrom Grade 4

The 0° line.

Learn it in: Measuring angles (Grade 4)

basic fact

MathsFrom Grade 3

A fact like 3 × 4.

Learn it in: Multiplying by multiples of ten (Grade 3), Multiplying by multiples of ten (Grade 4), Division using place value (Grade 4)

because

MathsFrom Grade 6

Gives a reason.

Learn it in: Explaining solutions (Grade 6)

before

MathsFrom Grade 1

Comes earlier in counting. 4 is before 5.

Learn it in: Ordering numbers (Grade 1)

benchmark

MathsFrom Grade 2

A known size you compare with.

Learn it in: Estimating measurements (Grade 2), Estimation (Grade 3), Ordering fractions (Grade 4)

benchmark fraction

MathsFrom Grade 4

1/2, 1/4, 3/4 …

Learn it in: Fractions and decimals (Grade 4)

best buy

MathsFrom Grade 3

The cheaper deal per item.

Learn it in: Practical shopping problems (Grade 3)

better buy

MathsFrom Grade 6

Lower cost per unit.

Learn it in: Comparing quantities (Grade 6)

between

MathsFrom Grade 1

In the middle of two numbers. 5 is between 4 and 6.

Learn it in: Ordering numbers (Grade 1), Ordering numbers (Grade 1), Spatial reasoning (Grade 2)

bias

MathsFrom Grade 5

An unfair slant.

Learn it in: Drawing conclusions (Grade 5), Collecting data (Grade 6)

bigger number

MathsFrom Grade 1

The number that is greater.

Learn it in: Counting-on strategies (Grade 1)

biggest

MathsFrom Grade 2

The largest number.

Learn it in: Ordering numbers (Grade 2)

bimodal

MathsFrom Grade 6

Two modes.

Learn it in: Mode (Grade 6)

bin

MathsFrom Grade 6

A group.

Learn it in: Histograms (Grade 6)

borrow

MathsFrom Grade 3

Take one from the next place.

Learn it in: Subtraction with regrouping (Grade 3), Large-number subtraction (Grade 4)

break apart

MathsFrom Grade 1

Split into parts.

Learn it in: Representing two-digit numbers (Grade 1)

bridge

MathsFrom Grade 2

Jump to the next ten first.

Learn it in: Addition within 100 (Grade 2)

bring down

MathsFrom Grade 4

Move the next digit.

Learn it in: Dividing larger numbers (Grade 4)

budget

MathsFrom Grade 3

The money you plan to spend.

Learn it in: Practical shopping problems (Grade 3), Applying mathematics to real situations (Grade 6)

bundle

MathsFrom Grade 1

Things tied or grouped together.

Learn it in: Grouping objects into tens (Grade 1)

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