Show:
Adding
Multiplication
Subtraction
Dividing
100

80+33=

113

100

7x7=

49

100

1000-100=

900

100

72÷8=

9

200

1,000+2,000=

3,000

200

8x7=

56

200

87−43=?

44

200

144÷12=

12

300

40+85=

125

300

12X12=

144

300

256−139=?

117

300

84÷12=

7

400

25+25+25=

75

400

7x9=

63

400

1,000−684=?

316

400

96÷12=

8

500

75+10=

85

500

3x9=

27

500

1,500−765=

735

500

81÷9=

9