CLASS II MATHEMATICS CHAPTER-2: ORDINAL NUMBERS Cardinal Numbers - The numbers one, two, three,..... which tell us the number of objects or items are called Cardinal Numbers. Ordinal Numbers - The numbers such as first, second, third ...... which tell us the position of an object in a collection are called Ordinal Numbers. CARDINAL NUMBERS READ THE CONVERSATION That was great Ria… I stood first Hi Mic! How in my class. was your result? In the conversation the word ’first’ is an ordinal number. LOOK AT THE PICTURE CAREFULLY FIRST THIRD FIFTH SECOND FOURTH ORDINAL NUMBERS Cardinal Numbers Ordinal Numbers 1 1st / first 2 2nd / second 3 3rd / third 4 4th / fourth 5 5th / fifth 6 6th / sixth 7 7th / seventh 8 8th / eighth 9 9th / ninth 10 10th / tenth Cardinal Numbers Ordinal Numbers 11 11th / eleventh 12 12th / twelfth 13 13th / thirteenth 14 14th / fourteenth 15 15th / fifteenth 16 16th / sixteenth 17 17th / seventeenth 18 18th / eighteenth 19 19th / nineteenth 20 20th / twentieth Q1. Observe the given sequence of pictures and fill in the blanks with correct ordinal numbers. 1. Circle is at __ place. 2. Bat and ball is at __ place. 3. Cross is at __ place. 4. Kite is at __ place. 5. Flower is at __ place. 6. Flag is at __ place. HOME ASSIGNMENT 1. MATCH THE CORRECT PAIRS OF ORDINAL NUMBERS: 1. seventh 4th 2. fourth 7th 3. ninth 20th 4. twentieth 9th 5. tenth 6th 6. sixth 10th 7. twelfth 13th 8. fourteenth 12th 9. thirteenth 14th Let’s Solve 2. FILL IN THE BLANKS WITH CORRECT ORDINAL NUMBER 1. G is the ____ letter in the word DAUGHTER. 2. P is the ___ letter in the word ELEPHANT. 3. D is the ___ letter in the word BLACKBOARD. 4. C is the ____ letter in the word MATHEMATICS. 5. U is the ____ letter in the word BUNGALOW. 3. OBSERVE THE FOLLOWING PATTERN:- 1. The fifth figure in the pattern is a ___. 2. The first figure in the pattern is a ___. 3. The third figure in the pattern is a_____. 4. The seventh figure in the pattern is a ___. ACTIVITY TIME Q1. Learn and write the multiplication table of 2 and3. Q2. There are seven days in a week. Monday is taken as the first day of the week. Write the position of Tuesday Thursday Sunday STAY HOME STAY SAFE….