535.6 divided by 35 using compatible numbers = 15.302857142857144
1800
Compatible numbers can easily be divided mentally.
To estimate quotients, round the dividend and the divisor to compatible numbers.
54.5
Umm you divide...
70.013
568-342 using compatible numbers = 226
Estimate 43/81 by using compatible numbers
720/8 = 90
535.6 divided by 35 using compatible numbers = 15.302857142857144
The best way to estimate a quotient using compatible numbers is to first understand how compatible numbers work. They are numbers that are close in value to the actual numbers and are easily added, subtracted or divided.
Compatible numbers are numbers that are close in value to the actual numbers and easy to add, subtract, multiply, or divide mentally.So a logical compatible number for 77 would be 80.
2025.25
11
1800
Compatible numbers can easily be divided mentally.