Estimation
first and second problems
Random Column 1
Random Column 2
More Estimation
100

142857 * 85

11535702-12749987

100

511-115

396

100

lcm of 15 & 55

165

100

simple interest on 1000.00 @ 7% for 18 months

105.00

100

457*310

134587-148753

200

53330 / 131

387-427

200

88*25

2200

200

remainder of 143257 / 11

4

200

3+7+11+15+....+43 =

253

200

93*87+92*88

15377-16996

300

89781+8511+363+78+4

93801-103673

300

211+236+261

708

300

write in lowest terms (150/210)

5/7

300

360 = ____9

440

300

56% of 349

186-205

400

Sqrt(4008) * 4008

241055-266428

400

2019-1411-8

600

400

23*45-23*22

529

400

9 3/4 * 4 1/3 = _____ mixed

42 1/4

400

277*45-3052

8942-9883

500

263

16698-18454

500

6324+1836

8160

500

60% of 50 less 70 is

-40

500

smallest root of 5x-8x + 3 = 0 is

3/5 or .6

500

149*231

32698-36139

M
e
n
u