Maths!4

BODMAS

34+12-10=36

45-23x2=44

123-10+56=169

234x2+21=479

567-50+2=519

Sorry,no divide because no divide symbol in my keyboard :(

Maths!3

Multiplication

4x6=24

6x6=36

12x10=120

24x6=144

100x34=3400

Maths!2

Subtraction

34-12=22

45-34=11

167-45=122

534-313=221

8990-340=8650

Maths!1

Addition

1+50=51

34+45=79

23+546=776

234+543=777

3431+456=7991