Fun with Numbers2 Radhika, Gauri, Vicky, Indra and Sunil were collecting Imli (tamarind) seeds. ✤ collected the most seeds. ✤ Sunil will collect more seeds to be equal to Vicky. ✤ If Radhika gets 6 more seeds, she will have . ✤ How many children have more than 40 seeds? ✤ needs 3 more seeds to have 50. ✤ Sunil has 2 seeds less than 40 and has 2 seeds more than 40. 13 Dot Game Guess the number of dots in the circle. Now count and check your guess. Play this game with your friends by making circles. Children need interesting exercises to help them with visual estimation of numbers – of things arranged randomly and in symmetrical groups. Teachers could use other instances, such as bundles of leaves sold in the market, the school assembly, designs on mats, etc. to make them guess and estimate different numbers. In this book an ant has been used to show the child that a guess or estimate has to be made. Colour the Numbers 744 810 45 401 54 555 374 171 261 159 656 140 179 891 16 195 155 410 159 685 454 136 60 74 699 800 445 642 202 943 Find these numbers in the above chart. Colour them. Green Red Yellow One hundred forty Fifty-four Four hundred forty-five Two hundred two Sixty Sixteen Two hundred sixty-one One hundred ninety-five One hundred fifty-nine Eight hundred Five hundred fifty-five Six hundred eighty-five 300 + 70 + 4 600 + 40 + 2 600 + 90 + 9 600 + 50 + 6 100 + 70 + 9 70 + 4 5 + 50 + 100 800 + 10 1 + 90 + 80 19 132 131 133 130 134 129 135 114 128 115 113 136 116 126 127 112 125 137 111 148 117 149 147 138 139 146 118 124 140 119 123 145 141 120 144 122 142 121 143 Gabru and Bunny both jump on squares 104 and . Find out: ❖ Tarru and Bunny jump on squares , , and . ❖ Is there any square where all three of them jump? ❖ Guess who will finish in the least jumps? In how many jumps? Class, Jump! Jump 2 steps forward: 104, 106, 108, , , , . Jump 2 steps backward: 262, 260, 258, , , , . Jump 10 steps forward: 110, 120, 130, , , , . Jump 10 steps backward: 200, 190, 180, , , , . Continue the pattern: 550, 560, 570, , , , 910, 920, 930, 940, , , , 209, 207, 205, , , , 401, 402, 403, , , , How Many are these?rupees sticks blocks100100 10 beads rupees Who am I? There is no biggest number The biggest you cannot find Add me to get the next one To count, keep me in mind. 25 I am Chanda Mama. I have so many friends which twinkle in the sky. Yes, you are right! My friends are stars. One day all of them came to my home. I started counting to see how many friends had come. But my friends were too many. So to remember their numbers, I did something like this — Hello everybody! Moon Mama Counts his Starry Friends I counted one star and kept one card in my pocket.for one star. for 2 stars. for how many stars? When I had 10cards, I changed it with this card . But my friends kept coming. So I had to count more stars. My pockets were getting full. So when I had 10 cards like this I changed it with a card. But I have so many, many, friends that my pockets kept getting full. Just see how many cards I had. a. 19 b. 21 c. 95 d. 201 e. 260 f. 300 g. 306 h. 344 i. 350 j. 400 When I had cards in my pocket, I knew I had counted 20 stars. Now you tell me the number of stars counted in each case. Write the answer in the blank space.