Question

4/5 + 8/9

A. about 1 1/2
B. about 1 3/4
C. about 1 8/9
D. about 2 my answer

17/18 - 3/4

A. about 1/4
B. about 1/2 my answer
C. about 0
D. about 1

5x 2 3/5

A. about 10
B. about 10 3/5 my answer
C. about 12
D. about 15

25 7/8 / 2 8/9

A. about 9
B. about 10
C. about 11
D. about 12 my answer

mrs garcia class ate 3 2/3 pizzas mrs rizzolio class ate 4 1/8 and mrs tindals class ate 3 1/4 pizzas use benchmarks to stimate the total number of pizzas eaten by all three classes

A. about 9 my answer
B. about 10
C. about 11
D. about 12
please check my answers

Answer 1

the first one is incorrect

Answer 2

ok and i can do this if i want to

Answer 3

@jake124 just wants us to check his answers if they are correct or not he will post them separately if he wanted help in them

Answer 4

the second one is incorrect

Answer 5

the second one is incorrect

Answer 6

right @OtherWorldly

Answer 7

for the third one what id the problem there is no sign between the terms

Answer 8

is*

Answer 9

use rounding or compatible numbers to estimate each product or quotient

Answer 10

oh i couldn't quite figure out the problem because the multiplication sign was not separated from the 5 XD

Answer 11

5 x 2 3/5

Answer 12

for some reason i keep getting 13 and thats not one of the choices....

Answer 13

how did u get B

Answer 14

ur supposed to estimate what you get

Answer 15

ik but its a whole number there is no estimation needed

Answer 16

unless the answers C because thats the closest to 13

Answer 17

do u kno the answers to the first 2

Answer 18

yes

Answer 19

@triciaal

Answer 20

1 b 2 a

Answer 21

did u calculate them ?

Answer 22

yes thats how i knew ur answers were incorrect XD how else would i know

Answer 23

lol what calulator did u use

Answer 24

i used my brain does that count XD u don't need a calculator just round the numbers then add, subtract, multiply, and divide

Answer 25

the last one is C and the one before is A

Answer 26

idk what u did but all u have to do is round all the numbers than subtract or add or multiply or divide

Answer 27

and whatever u get u estimate