5. Estimate the following by rounding off to nearest hundreds. a) 456 × 615
b) 1245 ÷ 145
Real life applications
6. Saritha can read 62 pages of a book in one day. How many pages can she read in 27 days? Estimate the number of pages and days to nearest tens.
7. 975 toffees are to be distributed among 23 children. Estimate the numbers of toffees that each child will get in nearest tens.

8

step-by-step explanation:

to find the amount of gift bags to use all the supplies, find the gcf or greatest common factor. this is the largest number which multiplies evenly into each term.

48 has factors: 1, 2, 3, 4, 6, 8, 12. 16, 24, 48

80 has factors: 1, 2, 4, 5, 8, 10, 16, 20, 40, 80

64 has factors: 1, 2, 4, 8, 8, 16, 32, 64

the highest number factor they all share in common is 8. this means there will be 8 bags with 6 pencils, 10 markers, and 8 stickers in each bag.

investment b is an ordinary annuity with $3,909.64 in the account after one year.

step-by-step explanation: