Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 74 + 84 by rounding each number to the nearest 10: ______
- Estimate 84 − 32 by rounding each number to the nearest 10: ______
- Estimate 42 + 50 by rounding each number to the nearest 10: ______
- Estimate 53 − 81 by rounding each number to the nearest 10: ______
- Estimate 22 + 88 by rounding each number to the nearest 10: ______
- Estimate 79 − 25 by rounding each number to the nearest 10: ______
- Estimate 27 − 66 by rounding each number to the nearest 10: ______
- Estimate 42 + 40 by rounding each number to the nearest 10: ______
- Estimate 24 + 83 by rounding each number to the nearest 10: ______
- Estimate 66 + 77 by rounding each number to the nearest 10: ______
- Estimate 86 − 54 by rounding each number to the nearest 10: ______
- Estimate 81 − 24 by rounding each number to the nearest 10: ______
- Estimate 44 + 65 by rounding each number to the nearest 10: ______
- Estimate 70 + 54 by rounding each number to the nearest 10: ______
- Estimate 29 + 62 by rounding each number to the nearest 10: ______
- Estimate 62 − 38 by rounding each number to the nearest 10: ______
- Estimate 40 − 81 by rounding each number to the nearest 10: ______
- Estimate 38 − 65 by rounding each number to the nearest 10: ______
- Estimate 43 − 33 by rounding each number to the nearest 10: ______
- Estimate 33 − 60 by rounding each number to the nearest 10: ______