Why should you record a one in the tens column when regrouping in addition?

To play basketball with her friends, Evangeline needs to pump air in her ball, which is completely deflated. Before inflating it, the ball weighs 0.615 kilograms. Afterwards, it weighs 0.624 kilograms. The diameter of the ball is 0.24 meters.

The difference 25 (d-10) - 23 (d+6) is

What is 1.83 with a line above three simplified as a fraction

A motorcycle can travel 60 miles per gallon. Approximately how many gallons of fuel will the motorcycle need to travel 40 km? [1 mile = 1.6 km] a - 0.04 b - 0.08 c - 0.20 d - 0.42

Omar was born 8 pounds, 3 ounces. The doctor says that he should gain 5 ounces each week for the next 4 weeks. How much should Omar weigh after 4 weeks?

Wholesale: $17.25 percent markup: 60% find the sale price

What are complimentary lines

What is 6 3/5 - 4 3/5

12 plus 2 times a number is 6 times the number. what is the number?

Four times y to the fourth power