tolong jawab uji ketrampilan 1

1. -62+44 = -18
2. -258+1.468 = 1.210
3. 27+15+413 = 42+413 = 455
4. -34+248+64 = 214+64 =278
5. 447+213+(-217) = 660-217 = 443
6. 12x15x(-5) = 180x(-5) = -900
7. 3x7x11 = 21x11 = 231
8.45x(-9)x2 = 45x(-18) = -810
9. 34x9 = 306
10. 26x35 = 910
11. (28x13) + (28x7) = 364+196 = 560
12. (117x12) + (117x8) = 1.404+936 = 2.340
13.(24x46) - (24x26) = 1.104-624 = 480
14.(561x(-67)) - (561x13) = −37.587-7.293 = -44.880
15. 121x(30-2) = 121x28 = 3.388