Show:
Addition 2 numbers
Subtraction 2 numbers
Addition 3 numbers
Subtraction 3 numbers
Vocabulary
100

45 + 10 =

55

100

26 - 5 =

21

100

472 + 7 = 

479

100

785 - 4

781

100

"More than"

Addition

200

76 + 23 = 

99

200

35 - 13 =

22

200

672 + 27 = 

699

200

577 - 36 =

541

200

"Difference"

Subtraction

300

56 + 34 =

90

300

64 - 47 = 

17

300

368 + 256 = 

624

300

784 - 463 =

321

300

"Sum"

Addition
400

39 + 28 =

67

400

52 - 44 = 

8

400

272 + 68 =

340

400

424 - 356 = 

68

400

"Borrow"

Subtraction

500

79 +57 =

136

500

91 - 79 = 

12

500

546 + 379 = 

925

500

634 - 379 =

255

500

"Is"

Equals