Mohon bantuan!!! Beserta caranya!

1.c
2.-1.464= -1.460
    2.576=2.580
     = -1.460 +2.580 = a. 1.120 
3. b
4.20.15+06.00 = b.02.15
5.18 are= 18 dam persegi = c. 1800 m persegi
6.
7. b
8.34 x 34 = 1156 ( c )
9.48 m x 24 m
   = b. 1152
10.21 cm x 28 cm = 588 cm persegi : 2 = 294 x 25 = d 7350

1.
2.a
3.b
4.c
5.c
6.a
7.
8.c
9.24 x 48 = 1152 (b)
10.
(maaf kalau salah)