Question

Answer the questions given above.​

Answer 1

Answer:

21.true

22.14

23.35+(10+5)=(35+10)+5

35+15 =45 +5

50 = 50

24.-4+3

25.-1320

26.-6÷2

27. 31/35

28.2/3; 8/21; 2/9

29.15 3by5

30.7.07 rupees

31. i) 368

ii)15610

Step-by-step explanation:

hope It helps you

Answer 2

Answer:

22, -6×-3=18 18+-4 =14

Step-by-step explanation:

23,a=-35 b=10 c=-5 a+(b+c)=(a+b)+c

-35+(10+-5)= (10+-5)=5,-35+5=-30

(-35+10)-5=(-35+10)=-25,-25+-5-30

-30=-30