There are 9 square feet per square yard. Doing the math gives an answer of 1.494 square feet.
166 and 2/3
166 acres = 7230960 sq feet.
400 sq yards.
Divide the sq feet by 9 to get sq yards. The math works out to be 41.78 sq yards.
9 SQ feet = 1 SQ yard. 840 SQ feet = 931/3 SQ yards
129 sq. feet = 14.33 sq. yards
700 sq feet = 77.8 sq yards.
2178 sqare feet = 726 square yards * * * * * NO! 9 sq ft = 1 sq yard so 2178 sq feet = 2178/9 sq yards = 242 sq yards.
1 sq yard = 9 sq feet so 200 sq yards = 9*200 = 1800 sq feet.
30 ft. x 50 ft. = 1500 sq. ft. = 1500/9 sq. yd. = 166 2/3 sq. yd.
80.67 square yards.
21 square yards = 189 square feet.