Show:
Hard Addition
Subtraction
impossible Multiplication
Ratio Simplest form
division
100

236+574 = No Calculators 

810

100

789- 576

213

100

78* 7

546

100

12/14 

6/7

100

8/4637

579.625

200

608+ 708+ 534= 

1850

200

567- 345

222

200

98*6

588

200

40/44

10/11

200

9/1595

177.22222222222222222

300

980+4567=  

5547

300

5679-3456

2223

300

678*76

51528

300

15/9

5/3

300

8/2642

330.25


400

1907+202569

204476

400

4567-897

3670

400

3456* 78

269568

400

9/36

1/4

400

9/6109

678.7777777777777777777777777777

500

6767+ 7869+7934+7438334838

743849474

500

85645679-2435

85643244

500

365* 7548

2755020

500

8/20

2/5

500

7/2564

366.2857142