plus
multiplication
100

2+800

=802

100

40x2

=80

200

800+640

=1440

200

40x40

=1600

300

400+6021

=6421

300

600x400

=240000

400

40+3368

=3408

400

700x45=

31500

500

4143+9138

=13281

500

4000x4000

16000000

M
e
n
u