For some of these I think I have the right answer but I need a second opinion, Thanks 🙂

(1). 223.7 km=_m.

A} 223,700 ***(I multiplied by 100)

B} 22,370

C} 22.370

D} 0.2237

(2).Write the metric unit that makes the statement true.

3.219m=3,219___

^cm****(Not sure)

^dm

^km

^mm

(3). Use benchmarks to estimate the sum,difference, or product

14/16+1/5

^2

^0

^1/2***

^1

(4). 5 2/11- 3 2/18

^3***

^1

^4

^2

(5). Use benchmarks to estimate the sum, difference, or product.

7 2/7 x 3 7/9

^32

^28****( not completely sure)

^24

^21

(6). Find the sum.

2/9+4/9

^1

^2/3

^6/81

^1/3****(Not completely sure)

(7). -6/7+6/21

^-4/7***

^12/49

^-1 3/7

^12

Please login or Register to submit your answer