Primary Math

Primary Math - Bilimland.kz
9. Addition and subtraction
9.01.1. Sum, difference, adding and subtracting a one-digit number – Foundation
9.01.2. Sum, difference, adding and subtracting a one-digit number – Practice
9.01.3. Sum, difference, adding and subtracting a one-digit number – Supplement
9.02.1. Adding and subtracting a two-digit number – Foundation
9.02.2. Adding and subtracting a two-digit number – Practice
9.02.3. Adding and subtracting a two-digit number – Supplement
9.03.1. Adding two-digit numbers – Foundation
9.03.2. Adding two-digit numbers – Practice
9.03.3. Adding two-digit numbers – Supplement
9.04.1. Subtracting two-digit numbers – Foundation
9.04.2. Subtracting two-digit numbers – Practice
9.04.3. Subtracting two-digit numbers – Supplement
9.05.1. Application to money – Foundation
9.05.2. Application to money – Practice
9.05.3. Application to money – Supplement
9.06.1. Carrying in addition – Foundation
9.06.2. Carrying in addition – Practice
9.06.3. Carrying in addition – Supplement
9.07.1. Exchanging in subtraction – Foundation
9.07.2. Exchanging in subtraction – Practice
9.07.3. Exchanging in subtraction – Supplement
9.08.1. Exchanging in succession – Foundation
9.08.2. Exchanging in succession – Practice
9.08.3. Exchanging in succession – Supplement
9.09.1. Exchanging past a zero – Foundation
9.09.2. Exchanging past a zero – Practice
9.09.3. Exchanging past a zero – Supplement
9.10.1. Open questions and brain-teasers – Foundation
9.10.2. Open questions and brain-teasers – Practice
9.10.3. Open questions and brain-teasers – Supplement
9.11.1. Brain-teasers – Foundation