TASK DEFINITION: In this task you will be given a list of integers. You should round each integer to the nearest tens place. That means you should round the number to the nearest multiple of 10.
PROBLEM: [974, 303, 41, -436, 561, 337, -389, 668, 427, 719, -784, 146, 557]

SOLUTION: [970, 300, 40, -440, 560, 340, -390, 670, 430, 720, -780, 150, 560]

PROBLEM: [-831, 535, 218, 526, 657, -110, -393, -554, -178, 884, -896, 328]

SOLUTION: [-830, 540, 220, 530, 660, -110, -390, -550, -180, 880, -900, 330]

PROBLEM: [102, 915, -543, -434]

SOLUTION:
[100, 920, -540, -430]