[1.1] COUNTING [1.2] NUMBER PLACE#1.21 Hundreds, tens, and ones#1.23 Comparing Numbers#1.24 Place Value - Fraction to Decimal#1.25 Compare number value [1.3] NUMBER PATTERN#1.32 Skip Counting#1.33 Pattern with Numbers#1.34 Patterns with shapes [1.4] NUMBER PROPERTIES#1.43 Successor / Predecessor#1.44 Number opposites#1.45 Prime & Composite numbers#1.47 Number Classification [1.5] NUMBER EQUATION#1.51 Find missing number #1.52 Number Equation (intro) [1.6] ESTIMATE#1.61 What is Estimation / Rounding#1.62 How to do Rounding#1.63 Estimate Outcome (using operations)#1.64 Estimate operations on decimals [1.7] LARGE NUMBERS#1.71 Using Comma groups#1.72 Convert - lakhs, crores, millions#1.73 Word problems - lakhs and crores [1.8] INTEGERS#1.81 Negative Numbers#1.82 Negative numbers on number line#1.83 Integers - exercises [1.9] RATIONAL & IRRATIONAL NUMBERS#1.93 Rational numbers on number line#1.94 Rational numbers between 2 numbers#1.95 Operation on Rational Numbers#1.96 Order rational numbers#1.97 Irrational Number on number line#1.98 Real Number & Decimal Expansion#1.99 Real Numbers & Theorem of Arithmetic