New Learning Composite Mathematics SK Gupta Anubhuti Gangal Class 5 Operations on large numbers Self Practice 5B Solution
Self Practice 5B
1) Write the Product
a) 645 x 10 = 6540
b) 8872 x 100 = 887200
c) 305 x 1000 = 305000
d) 982 x 10000 = 9820000
e) 549 x 100000 = 54900000
f) 234 x 1000000 = 234000000
g) 896 x 30 = 26880
h) 732 x 400 = 292800
2) Multiply
a) 80125 x 74 = 5929250
b) 79725 x 846 = 67447350
c) 496832 x 791 = 392994112
d) 7850 x 6925 = 54361250
e) 391526 x865 = 338669990
f) 65839 x 6007 = 395494873
g) 47035 x 5600 = 263396000
h) 70095 x 950 = 66590250
3) Number of family was 124827
Each family of a city donated 250
Total amount = 124827 × 250 = 31206750
4) Total no of flats = 235
Each flats costs = 4960400
Then total cost of all flats = 4960400 × 235 = 1165694000
5) Copies of books sold = 25978
Each books costs = 427
Total earned after sale of books = 25978 × 427 = 11092606