Tag: Mental addition

March 16, 2023 Craig BartonArithmetic, Number

Related calculations (add and subtract) spider

January 7, 2021 Craig BartonArithmetic, Negative numbers, Number

Positive, negative or zero: Adding and subtracting

November 27, 2019 Craig BartonAlgebra, Brackets - factorise

Sum and product: Fill in the gaps

September 22, 2019September 22, 2019 Craig BartonArithmetic, Number

Additive inverse

June 25, 2018July 25, 2018 Craig BartonNumber, Order of operations (BIDMAS)

Add and subtract

February 20, 2018July 31, 2018 Craig BartonArithmetic, Number

Mental addition